waste of time
短语na. 浪费时间 [网络] 时间浪费；时间的浪费；徒然耗费时间
发音
US
词形变化
wastes of time
复数
wastes of time
释义与例句
n.
-
1.
A pointless or unproductive task.
浪费时间
Asking him for money is a waste of time: he won't give you any.