unnecessary

英 [ʌnˈnesəsəri]

美 [ʌnˈnesəseri]

adj.  不需要的; 不必要的; 多余的; 不必要(且容易开罪于人)的

CET4CET6

Oxford 3000 / Collins.2 / BNC.3637 / COCA.5396

牛津词典

adj.

• 不需要的；不必要的；多余的
  not needed; more than is needed
  1. unnecessary expense
     不必要的花费
  2. They were found guilty of causing unnecessary suffering to animals.
     他们因虐待动物而被判有罪。
  3. All this fuss is totally unnecessary .
     这场纷扰是完全可以避免的。
• 不必要（且容易开罪于人）的
  not needed in the situation and likely to be offensive
  1. That last comment was a little unnecessary, wasn't it?
     那最后一点评论有点多余，不是吗？

柯林斯词典

• ADJ-GRADED 不需要的；没必要的；多余的
  If you describe something asunnecessary, you mean that it is not needed or does not have to be done, and is undesirable.
  1. The slaughter of whales is unnecessary and inhuman...
     屠杀鲸鱼是没有必要的也是不人道的。
  2. He accused Diana of making an unnecessary fuss.
     他责备黛安娜没必要那么大惊小怪。

英英释义

adj

• not necessary
  Synonym:unneeded

双语例句

• This avoids unnecessary projects being loaded in the workspace.
  这将避免在工作空间中加载不必要的项目。
• The pity is that it was all completely unnecessary
  遗憾的是这完全没有必要。
• He found it unnecessary for us to stay behind.
  他感到我们不必要留下来。
• Now it is time to clean up and reduce the number of unnecessary detections.
  现在是时候清理和减少不必要的检测数量。
• I thought that a fire was unnecessary.
  我认为不要火了。
• It's unnecessary to go into details.
  无须细说。
• It is a destructive and unnecessary cycle.
  这是种破坏性和不必要的循环。
• Please, Mary, this is all so unnecessary
  玛丽，请不要这样，这完全没必要。
• They will be concerned to cut back expenditure on unnecessary items
  他们将会考虑削减不必要的开销。
• In writing this report I have omitted all unnecessary details.
  在写这份报告时，我把一切不必要的细节都省去了。