单词：unnecessary
考试类型：[四级/六级]
unnecessary的用法和样例：
例句
- Don't involve yourself in unnecessary expense.勿做不必要的花费。
- She often pothers herself over unnecessary details.她常在不必要的琐事上自扰。
- All this is totally unnecessary.所有这些完全都是多余的。
- Cut off the unnecessary twigs and branches.把多余的枝叶剪去。
词汇搭配
- unnecessary roughness多余的粗野动作...
经典引文
Ringing the dinner-bellsa most unnecessary ceremony for assembling three persons.
出自：Sir W. ScottThis aerodynamic..2-seater will eschew all unnecessary frills.
出自：Motor TrendNew navigational aids made it unnecessary for many ships..to use pilots.
出自：GuardianMother Superior..believed dusty papers were an unnecessary waste of space.
出自：A. S. Byatt
- needless不需要的
- superfluous多余的
- uncalled-for不必要的
- excess超过
- unessential非本质上的
- extraneous外来的
- peripheral外围的
- pointless无意义的
- redundant多余的，过多的...
- gratuitous无缘无故的
- unwarranted无根据的
- excessive过分的
- avoidable可避免的
- preventable可防止的
- unneeded不需要的
- necessary必要的
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