(单词翻译:单击)
You're watching BBC world news and these are the headlines.
您正在收看BBC世界新闻头条
Scientists from the World Health Organization have visited a virology institute in the Chinese city of Wuhan which some American officials said may have been the source of the coronavirus.
世界卫生组织的科学家参观了中国武汉的一个病毒学研究所，一些美国官员称这里可能是新冠病毒的源头。
The health regulator in France has said that the AstraZeneca coronavirus vaccine should not be used for people over 65 without further study.
法国卫生监管机构表示，未经进一步研究，阿斯利康冠状病毒疫苗不应用于65岁以上人群。
The recommendation confirms reservations expressed by president Macron at the weekend.
这一建议证实了马克龙总统周末表达的保留意见。
President Joe Biden has taken the first steps to reversing some of the Trump administration's anti-immigration rules.
乔·拜登总统初步扭转了特朗普政府的一些反移民规定。
Mr. Biden announced the creation of a task force to reunite migrant families who were separated at the U.S border with Mexico.
拜登宣布成立特别工作组，让在美墨边境失散的移民家庭团聚。
And the founder of Amazon Jeff Bezos is to step down as chief executive of the online retail giant.
亚马逊创始人杰夫·贝佐斯将辞去这家在线零售巨头的首席执行官一职。
He will be executive chairman.
他将担任执行主席。
