Hello, I'm Karen Ginoni. This is BBC world news, the headlines.
大家好,我是凯伦·吉奥尼。这里是BBC世界新闻头条。
Authorities in all 50 U.S states are bracing for more protests as Joe Biden's inauguration moves closer.
随着拜登就职典礼的临近,美国50个州的政府已准备好面对更多的抗议活动。
The national guard are patrolling the streets around the capitol building in Washington.
国民警卫队正在华盛顿国会大厦周围的街道上巡逻。
Mexico has urged Honduras to stop the flow of migrants making their way to the United States as 9 000 people approach its southern border from Guatemala.
墨西哥敦促洪都拉斯停止向美国输送移民,目前有9000人从危地马拉进入墨西哥南部边境。
Ten climbers from Nepal have completed one of the last remaining challenges in mountaineering reaching the summit of the world's second highest peak K2 in winter.
来自尼泊尔的10名登山者完成了最后一项登山挑战,他们在冬季登上了世界第二高峰乔戈里峰。
And NASA has cut shorter ground tests to four huge engines from its new mega rocket.
美国国家航空航天局缩短了对新超级火箭四个巨大引擎的地面测试时间。
It's all part of a project to send U.S astronauts back to the Moon.
这是美国宇航员重返月球计划的一部分。
It's not clear why the test was halted early.
目前还不清楚为什么测试会被提前停止。