This is BBC world news, the headlines.

这里是BBC世界新闻头条

The Armenian prime minister says he signed a deal with the leaders of Azerbaijan and Russia to end the conflict in Nagorno-Karabakh.

亚美尼亚总理表示 他与阿塞拜疆和俄罗斯领导人签署了结束纳戈尔诺-卡拉巴赫冲突的协议

He described the deal as inexpressibly painful.

他称该协议令人极为痛苦

Russian peacekeepers are expected to be deployed to patrol the front lines.

预计俄罗斯将派遣维和部队去前线巡逻

The U.S attorney general Bill Barr has taken the unusual step of authorizing federal prosecutors to investigate possible irregularities in the presidential election.

美国司法部长比尔·巴尔采取了一项不同寻常的举措 他授权联邦检察官调查总统选举中可能存在的违规行为

Mr Barr's move prompted the resignation of the main lawyer overseeing allegations of voter fraud.

巴尔的举动促使负责监督选举欺诈指控的主要律师辞职

Clinical trials of the Chinese COVID-19 vaccine CORONA VAX have been suspended in Brazil over fears of an adverse effect on a volunteer.

中国新冠肺炎疫苗CORONA VAX在巴西的临床试验因担心对一名志愿者产生不良影响而被暂停

The vaccine has already been taken by thousands of people in China.

中国已有数千人接种了该疫苗

President-elect Biden has made the fight against climate change one of his top four priorities.

当选总统拜登将对抗气候变化作为他的四项首要任务之一