BBC在线收听下载:金正恩同父异母哥哥金正男遇刺身亡

短语讲解：

1. A British source close to Kim Jong-nam’s family has told the BBC that poison was involved.

close to 离…近;与…关系密切
例句：It's close to showtime now, so you retire into the dressing room.
开演时间快到了，你得进化装间了。

2. An official said that since January the distance between government and rebel forces had narrowed to 100 meters in some places, almost face to face.

face to face 面对面;相对
例句：I met him face to face.
我和他正面相遇。