单词unnecessary
adj.: 不需要的；不必要的；多余的；不必要（且容易开罪于人）的
n.: 〈罕〉不必要[多余]的东西
网络: 无用的；没必要；没必要的
不需要的；不必要的；多余的:
not needed; more than is needed
不必要（且容易开罪于人）的:
not needed in the situation and likely to be offensive
〔罕用语〕不必要[多余]的东西
无中生有地
不必要;多余
不必要的,多余的,无用的,无益的
不必要的,多余的,无谓的,废(话),浪废唇舌
adj.+n.:
unnecessary expense,unnecessary work,unnecessary waste,unnecessary cost,unnecessary worry
adj.needlesspointlesssuperfluousredundantgratuitous
adj.necessary
The reality is often cruel and helpless in the face and eyes to accept all those unnecessary commitment on the depths of the soul.
现实往往残酷和无奈，接受和面对眼前的一切，把那些无谓的执着放在心灵的最深处。
There are two scuttles on the ceiling; one is at the front and the other at the rear. It is still unnecessary to turn on all lights at 6 pm.
天花板一前一后开了两个天窗，下午6时左右仍然不必大张旗鼓给灯光。
Fortunately, given the facts, I had the fine reduced to almost nothing, but I still incurred a sufficient amount of unnecessary legal fees.
幸运的，我已经将罚款减到了最小，但是我还必须付出足够的诉讼费用。
We were surprised by how much less we could live on and how many things we used to buy that were unnecessary.
我们惊讶于少用这么多东西我们也可以生活，我们过去常买的这么多东西都不是必需的。
You are inserting unnecessary details into the person"s story. "The person who contradicts, frequently restates the matter in another way. "
别人说话时，你插入某些不必要的细节。“这种反驳别人的人，经常用另一种方式重述同一件事。”
Again, this is a simple problem and we were able to address it with a technology that did not introduce unnecessary risks.
再说一次，这只是一个小问题，我们可以做到运用我们的技术来解决它，同时不会引入不必要的风险。
Easy to operate, disassembling is unnecessary when cleaning and discharging, low labor intensity.
操作简单方便，清洗，排渣不拆卸，劳动强度低。
In the same way that an unnecessary Fortitude save isn"t that bad, because at least you got to roll a save?
照这么说，一次毫无必要的强韧检定也没那么坏，因为至少你能投一次豁免？
It has become painfully apparent that this has put the dividend income of many investors at unnecessary risk.
一个越来越明显且令人痛苦的事实是，这种观点已经将许多投资者的红利收入置于不必要的风险之下。
Post-Iraq, many policymakers seem to unable to distinguish prudent precaution from madcap plans to start unnecessary wars.
伊拉克战争后，许多政策制定者似乎无法区别审慎的预防措施与妄图发动不必要战争的疯狂计划。