第1个回答 2009-08-12
1.a waste of time(注意:waste是名词)
2.idle away one's time
例句:My father scolded me, saying I shouldn't idle my time away. 我父亲训斥我,说我不该浪费时间。
3.have nothing to do /sit around
例句:Some people are sitting around while others are doing all the work.有些人坐着无所事事, 而另一些人却在干所有的工作。本回答被提问者采纳