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The Logic Behind A 14-Day Quarantine After Travel Or COVID-19 Exposure : Shots - Health News What's behind the "14 days of self-quarantine" guidance after exposure to someone with COVID-19 or after travel from a place with a high number of cases? Think of yourself as a potential incubator.
NPR logo The Science Behind A 14-Day Quarantine After Possible COVID-19 Exposure

The Science Behind A 14-Day Quarantine After Possible COVID-19 Exposure

A sign on the M8 motorway last week in Glasgow, Scotland. Jeff J. Mitchell/Getty Images hide caption

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Jeff J. Mitchell/Getty Images

建材大佬也爱“唱”一出 音乐营销受热捧

Jeff J. Mitchell/Getty Images

To stop the spread of the coronavirus, health officials have a favorite refrain: After being in a city or region where there have been a lot of COVID-19 cases, spend 14 days in quarantine even if you feel perfectly fine — don't leave your house. Coming from New York? 14-day quarantine. Arriving in Hawaii? 14-day quarantine. Been in Italy or China or Iran recently? 14-day quarantine.

"That's a long-standing public health practice, and it's called 'traveler's quarantine,' " explains Lindsay Wiley, a professor at American University's Washington College of Law. "Fourteen days is not a made-up number here — it's based on what we know so far about COVID-19, and it's possible that over time we'll see that number change as we learn more [about the virus]."

The 14-day rule is widespread because public health agencies around the world work together on these guidelines. In the U.S., the 南京现单价地王 房企加速布局二线城市 the quarantine period, and its counterpart organizations do so abroad, all in concert with the World Health Organization.

The increase of these and other gases from human activity has caused the planet to warm by about 1.5 degrees Fahrenheit since the preindustrial era, which is causing land ice to melt all over the world. The oceans are rising at what appears to be an accelerating pace, and heat waves and torrential rains are intensifying.
Writing for a Mini-Series or Movie: D.V. DeVincentis, “The People v. O. J. Simpson: American Crime Story” (“Marcia, Marcia, Marcia”)

Overall, starting a company ranked lowest among reasons cited for undertaking an EMBA (rated 5.5 out 10). Students’ main motivations were learning about management (9.1), networking (8.3) and increasing earnings (8.1).

中国旅游研究院国际旅游研究所(Institute of International Tourism)副所长蒋依依认为,外国游客数量下降的部分原因在于人民币的升值。
For now, D'Aloisio isn't touching the money. 'I'm too young to appreciate the value of it,' he insists. 'I don't have a mortgage, I'm 17. To me, a hundred pounds is a lot. Take that as a benchmark.' Though he's not allowed to comment on Summly's sale price, when pressed he allows that he might one day like to deploy his newfound riches as an angel investor. No one around him seems to think there's a danger that the money will ruin him or that he'll be tempted to spend the rest of his life dissipating on a beach. 'He's pretty well grounded. You wouldn't believe how frugal he is,' says Diane. 'He's got a great engine,' says Lou. 'He won't stop at this.'
保障房倡导者们则担心,如果重新区划做得不认真,那么居民社区或将迅速士绅化。“看看威廉斯堡(Williamsburg)发生了什么吧,”城市正义中心(Urban Justice Center)的社区开发项目负责人哈维·艾普斯坦(Harvey Epstein)说,他指的是房价上涨,“我不明白,它怎么就不可能发生在东纽约、布朗克斯或者法拉盛呢。”
恭贺新年。
The history of James Bond theme songs isn't quite as long as some might suspect, however. The first two films in the series – Dr. No and From Russia With Love – didn't have opening songs, they had orchestral arrangements. Dr. No even segued into a weird rendition of "Three Blind Mice." Later on, On Her Majesty's Secret Service gave the opening number amiss and snuck its theme song into the middle and end of the movie.
Some industries will likely pick up faster than others. Industries such as construction and manufacturing will probably begin to hire sooner. Retail, tourism, and hospitality, which depend entirely on consumer spending, will probably be among the last to recover.
尽管曾在8月份做出让人民币贬值的不了了之的尝试(此举震撼了全球市场,很快就被北京方面放弃),但9月份中国的贸易加权汇率同比上升8.5%,这意味着中国出口产品的竞争力有所减弱。
“With 75 percent of our flights touching the Northeast, either New York or Boston, one delay in the morning can affect the entire line of flying for that airplane, ” said Jenny Dervin, a JetBlue spokeswoman. And, the Northeast is particularly affected by the kind of winter storms that delay flights.

"The incubation period varies from virus to virus and sometimes from host to host," says Rachel Graham, a virologist at the University of North Carolina's Gillings School of Global Public Health.

For the virus that causes COVID-19 — its official name is SARS-CoV-2 — researchers have found that the typical incubation period is about five days. About 97% of the people who get infected and develop symptoms will do so within 11 to 12 days, and about 99% will within 14 days.

Canadian border agents are handing people entering Canada a sheet from the Public Health Agency of Canada that instructs them to self-quarantine for 14 days and monitor themselves for any symptoms that might signal COVID-19. Selena Simmons-Duffin/NPR hide caption

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Selena Simmons-Duffin/NPR

这是信仰的时代,也是怀疑的时代……
7.摩洛哥

中国正考虑出售在政府补贴政策下累积的过剩储备。
10. “Sixty Six” Lewis Klahr’s beautiful compilation of digital short works, which refashion pop culture in a heroic key, played for only one night at the Museum of Modern Art. But his work shows up in cities like Los Angeles and San Francisco, too, so if you’re in the neighborhood, look for his next show.
adult成熟的,escent开始…的-开始成熟的-青春期的a,do,lescent=lesson:还在上课的年龄-青春期的
黄记泳表示,去年赴韩旅游的中国游客超过800万人,同比增长36%。他还表示,甚至在韩国政府宣布部署萨德之后,该数字也曾继续上升。

单词original 联想记忆:
单词determine 联想记忆:
达奇斯说:捷蓝航空在2012年初遇到过很多困难(一名飞行员在飞行途中突然精神崩溃,这让公司这一年的开头极为艰难),但是在繁忙的假日旅行期间,顾客的满意和优秀的社交服务把这个品牌带入了成功的行列。
Among the 18 sectors categorized by the China Securities Regulatory Commission, financial executives ranked the highest with annual pay of 27.36 million yuan, followed by real estate executives at 11.18 million yuan.
2016年,中国电影票房经历了一次令人震惊的调整,从2015年的48%大幅下降到3.7%。

An illustration created at the U.S. Centers for Disease Control and Prevention conveys a likeness of the coronavirus that's behind the current pandemic. CDC hide caption

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CDC

根据美国国会预算办公室(Congressional Budget Office)的数据,税收增加与支出削减将2013年的经济增速拉低了约1.5个百分点。许多预测人士认为,2014年财政因素对经济增速的拖累幅度将是2013年的三分之一或更低。牛津经济研究院(Oxford Economics)的美国经济学家达科(Gregory Daco)称,今年政治方面的确定性更高。
The CPI rose by 2 percent.

CDC

China’s outbound non-financial investment fell 40.9 per cent during the ten months through October, according to official figures, reflecting the enduring impact of strict capital controls.
《至暗时刻》

债券大王比尔?格罗斯(Bill Gross)承认:“QE必须结束。”数万亿的低成本资金“扭曲了激励机制,将资产价格推高至人为水平”。但现在格罗斯说“美联储的计划可能过于仓促了”。
2. Mila Kunis
“我去的每一个地方,都发现企业主对未来的需求量有一个很好的预期,” Gus Faucher PNC金融服务机构的资深经济学家称。“商人必须提高薪酬来吸引更多的劳动力或者保留原有的工人”。
Erle Spratt, who manages M&G’s Asia property fund, an open-ended investment vehicle, says it is risky to invest directly because assets are not easy to find and price. “It is a very difficult market to buy assets in for investors like us, because developers have very substantial holdings and they tend not to sell,” he says.

多名网友爆料称,周六日研究生入学考试开考前,部分试题和答案就已经提前被公布了。
Final predictions: Weak economic growth will continue into 2010. By spring, the Obama White House will be forced to the political center and U.S. businesses will finally believe in a modest recovery.
Now 12 games into the quadrennial tournament, the World Cup is averaging 3.42 goals per game. Nigeria-Iran promises to bring that average down, but as long there is at least one goal in that game or the United States-Ghana match, the World Cup will head into its sixth day averaging at least 3.0 goals per game. The last time a World Cup averaged that many goals for an entire tournament was 1958 when Pele burst onto the scene and the 12 teams combined to average 3.60 over just 35 total matches.
随着北京方面采取的资本管制对海外收购交易起到抑制作用,1月份中国企业对海外房地产业的投资额比上年同期下降了84%。

n. 克制,控制,管制,操作装置
如果观众还不知道这部影片是以20世纪80年代初为背景,那看一眼安娜的直刘海就知道了。她留着齐肩长发,刘海以外的部分在脸庞四周形成微微弯曲的弧度。这个造型很简单,但对这个女人来说显得很有力量,她丈夫艾贝尔(奥斯卡·伊萨克[Oscar Isaac]饰)经营取暖油生意,不过她的过去更为复杂。
Regardless of whether or not you think Snapchat is worth the $3 billion Facebook offered it, one thing is clear: There's an appetite out there for so-called ephemeral networks, where content literally vanishes seconds after being received. And, contrary to popular perception, this isn't just about sexting and X-rated selfies (though it definitely is about that, too). As content on the major networks becomes more corporate and commoditized, Snapchat and services like it restore some of the fun and spontaneity to social media. Just like a real-life interaction -- where ideas flow freely and you generally don't worry about everything being recorded for posterity and broadcast to the world -- SnapChat and networks like it offer a channel for genuine, unfiltered exchange. And the kids really like it. While Facebook's own CFO officially acknowledged last month that teen use of his network is declining, the number of teens on SnapChat -- at least anecdotally -- is exploding.
It pours the perfect pint from the bottom of the glass.
《经济学人智库》发布了2016年世界生活成本报告,根据各种产品和服务的成本对各国进行了排名。

单词outrage 联想记忆:
两人的正式获奖词说的是表彰其“稳定匹配理论和市场设计实践”。
Gross National Happiness
他认为,地方政府通过卖地、强拆来追求GDP代价太大,早晚要还。“我愿意用一个政协委员的身份非常严肃地提出问题,我们是不是可以不要那么重视GDP?我们是不是可以选择减缓经济发展的速度?”
We will endeavor to transform and upgrade traditional industries.

Changing minds
Sales & Marketing
Jumping all in is rarely ever successful. There are success stories about people who invested everything once and came out winners after six months or a couple years, but those are rare. Risk management is an essential factor in any startup, and balance is vital. You can absorb losses more easily if you take smaller risks in the beginning. Those will provide essential and productive lessons.
2015年,全球范围发起的233起反倾销案件中,针对金属行业的案件占比达创纪录的46%,几乎全部是针对钢铁行业的案件。

Neneh Cherry “Blank Project” (Smalltown Supersound)
vt. 监禁,下狱
setting
然而,在开始攻读EMBA课程之前,男女学员之间已然存在巨大的薪资差距,女性平均薪资较男性低15%,女性和男性的这个数字分别为11.1万美元和12.8万美元。
The aspiring actress is also hoping her online following will secure her an audition to appear on ABC show 'Once Upon A time' which is adding Elsa as a character next season.
市场观察人士被迫接受一季度美国GDP负增长2.9%这一现实。突然间,同波诡云谲的现实相比,所有人的预测似乎都过于乐观,至少是过于平稳。这导致人们纷纷猜测美联储最终退出其债券购买计划的时机。短短几周内,我们从信心满满变成了垂头丧气,同时,伴随着不确定性的再次来袭,资产类别的交替以及市场调整也随之而来。

7The United States
One of the main shackles on the economy over the past four years has been stagnant wages. Hourly earnings have risen an average of 2% annually — just two-thirds of the long-term U.S. average.
2. 宾夕法尼亚大学沃顿商学院

By turns breathtaking, hilarious and disturbing, Jonathan Glazer’s extraordinary, erotic film achieves a rare blend of fantasy and realism
Online banking and P2P lending has developed rapidly in China amid a push by Beijing to expand financing for consumers and small businesses. Upwards of 2,000 companies operate in China’s P2P lending milieu.
Coca-Cola CEO Muhtar Kent
Soon after he finished his duties, Sun heard loud voices coming from outside.
约60%的学员尚未参加工作,另有30%的学员拥有不到两年的工作经验。