慢速英语:Study: Elephants Disappearing from Parts of Africa(翻译)

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1. release vt.释放; 发布; 发行
例句：He was released from custody the next day
第二天他被从拘留所里放了出来。

2. survey vt.调查; 勘测
例句：From the top of the hill you can survey the whole city.
从山顶上你可以俯瞰整个城市。

3. monitor vt. 监督; 监控，监听
例句：Officials had not been allowed to monitor the voting
以前不允许官员监督投票。

4. conduct vt.传导; 引导; 带领
例句：Glass cannot conduct electricity, nor can rubber.
玻璃不能导电，橡皮也不能导电。