BBC在线收听下载:委内瑞拉数十万人游行 要求总统下台

短语讲解：

1. Hundreds of thousands of people in Venezuela have marched through the streets of the capital, Caracas, in rival demonstrations.

hundreds of thousands of 几十万，无数
例句：The city subways carry hundreds of thousands of passengers a day.
市内的地下铁每天运载数十万乘客。

2. It says it has arrested more than 300 members of IS, including its mastermind and top commander.

more than 超过; 不只是; 很; 在…次以上
例句：Margaret needed support more than ever.
玛格丽特比以往更需要关心。