BBC在线收听下载:日本政府批准明仁天皇退位

短语讲解：

1.The Emperor who is 83 indicated last year that he liked to be allowed to retire because of ill health.

because of 因为，由于;
例句：It is mainly because of my fault.
这主要是由于我的过错。

2.Clashes between rival groups in Libya have left at least 60 people dead.

at least 至少
例句：He's been away for at least a week.
他走了总有一个星期吧。

3.The survey in Britain has found that the Instagram and Snapchat are the worst social media sites in terms of an impact on the mental health of young people.

in terms of 根据; 用…的话; 就…而言
例句：All banks measure profit in terms of earnings per share.
银行以每一股份的赢利额来计算自己的利润。

4. They said the American plane was acting in accordance with international law.

in accordance with 与…一致，依照; 禀承; 秉承
例句：The scheme has been revised in accordance with the opinions of the masses.
方案已按照群众意见修改了。