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单词拼写：
unnecessary
音标发音：
[ʌnˈnesəsəri; ʌnˈnesɪsəri][ʌnˈnesəseri]
词性词义：
adj.不必要的；多余的，无用的
速记技巧：
词根词缀法
拆：
un-否定+ne-否定+-cess-行走，退让→离开+-ary形容词词尾→可以离开的
记：
可以离开的→不必要的，多余的
英英释义：
Adjective:
1.not necessary
短语词组：
unnecessary roughness多余的粗野动作...
同反义词：
同义词
adj.
dispensable superfluous useless unwarranted surplus supernumerary unjustified needless redundant otiose unwelcome unwanted
反义词
adj.
necessary
双语例句：
1.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。
2.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。
3.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。
4.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。
5.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。”
6.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。
7.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。
8.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？
9.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。
10.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。
全部四级六级高考考研例句：
They reject using toilet paper with unnecessary features.
出自-2017年6月阅读原文
These extra features are deemed unnecessary by the majority of shoppers, which probably reflects how these types of products are typically more expensive than regular toilet paper, even when on special offer.
出自-2017年6月阅读原文
Hotel owners found themselves with a huge number of empty rooms even as a lot of unnecessary new hotels were ready to open.
出自-2013年6月阅读原文
Her husband feels it's unnecessary for her to work since the family does not need the added income.
出自-2010年6月听力原文
If you factor in the projected rates of technological change, either your skills will become unnecessary, or your industry outdated.
2019年6月四级真题（第一套）阅读 section B
I'm expected to attend too many meetings and I seem to be spending a lot of my time doing unnecessary paperwork.
2016年6月四级真题（第一套）听力 Section B
本文参考文献：
1 http://www.mcb5.cn/the
2 http://www.mcb5.cn/a
3 http://www.mcb5.cn/to
4 http://www.mcb5.cn/and
5 http://www.mcb5.cn/of
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20 http://www.mcb5.cn/at
核心重点高频常考单词-unnecessary的发音/词性词义/用法/同近反义词/记忆法/词根词缀/高级替换词/中英文例句-秒词邦免费背单词赚钱微信小程序
单词拼写：
unnecessary
音标发音：
[ʌnˈnesəsəri; ʌnˈnesɪsəri][ʌnˈnesəseri]
词性词义：
adj.不必要的；多余的，无用的
速记技巧：
词根词缀法
拆：
un-否定+ne-否定+-cess-行走，退让→离开+-ary形容词词尾→可以离开的
记：
可以离开的→不必要的，多余的
英英释义：
Adjective:
1.not necessary
短语词组：
unnecessary roughness多余的粗野动作...
同反义词：
同义词
adj.
dispensable superfluous useless unwarranted surplus supernumerary unjustified needless redundant otiose unwelcome unwanted
反义词
adj.
necessary
双语例句：
1.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。
2.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。
3.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。
4.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。
5.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。”
6.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。
7.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。
8.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？
9.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。
10.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。
全部四级六级高考考研例句：
They reject using toilet paper with unnecessary features.
出自-2017年6月阅读原文
These extra features are deemed unnecessary by the majority of shoppers, which probably reflects how these types of products are typically more expensive than regular toilet paper, even when on special offer.
出自-2017年6月阅读原文
Hotel owners found themselves with a huge number of empty rooms even as a lot of unnecessary new hotels were ready to open.
出自-2013年6月阅读原文
Her husband feels it's unnecessary for her to work since the family does not need the added income.
出自-2010年6月听力原文
If you factor in the projected rates of technological change, either your skills will become unnecessary, or your industry outdated.
2019年6月四级真题（第一套）阅读 section B
I'm expected to attend too many meetings and I seem to be spending a lot of my time doing unnecessary paperwork.
2016年6月四级真题（第一套）听力 Section B
本文参考文献：
1 http://www.mcb5.cn/the
2 http://www.mcb5.cn/a
3 http://www.mcb5.cn/to
4 http://www.mcb5.cn/and
5 http://www.mcb5.cn/of
6 http://www.mcb5.cn/in
7 http://www.mcb5.cn/is
8 http://www.mcb5.cn/that
9 http://www.mcb5.cn/you
10 http://www.mcb5.cn/it
11 http://www.mcb5.cn/for
12 http://www.mcb5.cn/on
13 http://www.mcb5.cn/with
14 http://www.mcb5.cn/are
15 http://www.mcb5.cn/be
16 http://www.mcb5.cn/what
17 http://www.mcb5.cn/have
18 http://www.mcb5.cn/as
19 http://www.mcb5.cn/my
20 http://www.mcb5.cn/at
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