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美国之音
1 小时
美农业部:在美国奶牛中发现第二种禽流感毒株
美国农业部说,对来自内华达州的牛奶进行的基因组测序发现了与之前不同的毒株,被称为D1.1基因型,这是在奶牛中首次发现该毒株。据农业部说,在这之前,自3月末以来报告的所有957例奶牛感染禽流感病例都是由另一个毒株--B3.13基因群造成的。
8 天
The world's first digital country 世界上首个数字化国家
Scientists researching Alpine glaciers store ice in Antarctica. By analysing air bubbles in the ice they may be able to predict the future ...
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今日热点
Trump bans trans athletes
To accept parcels from China
Blocks citizenship order
Hyde announces retirement
All 67 bodies recovered
Reaches tentative deal
Fox News hires Lara Trump
Offers buyouts to workforce
FireAid raises over $100M
Eggs worth $40K stolen
US private payrolls rise
Thousands protest policies
Second strain in dairy cattle
FBI agents won't lose jobs
Parked Delta plane struck
When is the next full moon?
Abuse scandal settlement
To stencil 'Choose Love'
World War II pilot dies
Matt Kuchar's father dies
Judge tosses last charge
Renowned saxophonist dies
Confirmed as HUD secretary
Neil Jacobs to lead NOAA
Alex Jones bankruptcy case
Lose trademark ownership
Strikes deal on migrants
To cut 8.5% of its workforce
Winter weather warnings
Ohio warehouse shooting
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