BBC在线收听下载:法国禁止反犹太演员狄尔多尼的演出

短语讲解：

1. At least two other officers were killed when a car carrying explosives smashed into his convoy.
 
at least 至少
例句：Read at least 30 books.
至少读30本书。

2. President Assad of Syria agreed to surrender his chemical arsenal last year after hundreds of people were killed in a poison gas attack.

agree to 同意， 赞成
例句：I agree to go with him.
我同意和他一起去。

3. The United States has expressed concern about a plan by the Afghan government to release scores of prisoners,considered to be dangerous by the US.

concern about 使（自己）关心…
例句：Public concern about environmental pollution is mounting.
公众对环境污染的担忧在不断加剧。

4. What special about Watson is he or should that be it is designed to have an ability to analyze and learn from past mistakes.

learn from 向…学习，从…获得[吸取]; 效法
例句：Others need to learn from them.
其他人应该向它们学习。