蒋健棠一词多意教程(2):energy
日期:2008-03-08 00:37(单词翻译:单击)
energy,能源，还指人的精力。
We should save energy.我们应节约能源。
Arguing with him was a waste of time and energy.跟他争论是浪费时间和精力的。
If you want to learn English well, you should spend more time and energy on it.如果想学好英文就得花多点时间和精力上去。
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