新视野大学英语朗读 第1册 Unit 9A:Language Point 13
日期:2013-01-08 13:48

(单词翻译:单击)

Language Point 13

...are seeing all activity clearly enough to monitor it properly. (Para. 8)
monitor: vt. watch for a period of time for a special purpose
The instruments monitor the patient's heartbeats.

这些仪器监测着病人的心跳。

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