英汉-汉英词典It is necessary for sb. to do sth. (It is necessary that ...) ...
须的; 须...
词条纠错
X
- adj.
要的; 需的 - 然的; 不可避免的
- n. 需品
近义词：
[n.] thing[adj.] essential, indispensable, incumbent, needed, needful, required, requisite
反义词：
[n.] unnecessary, unneeded, evitable, avoidable, avertible, avertable解析：
indispensable: 语气强，侧
指绝
要性或不可缺少性。essential: 指
事物本身性质具有决定性的要性，暗含不可缺少，否则便无法存在。necessary: 最常用词，侧
观因素决定的某种需要，强调不可避免，但并非绝不可缺少。requisite: 正式用词，特指为实现某一
的或得到某种结果而应有的需要，有时可与necessary换用。if necessary 如果要的话
要的话necessary for 所需；
…要的
需；…要的necessary condition 要条件，充分要条件
要条件，充分要条件when necessary 在要的时候
要的时候as necessary 要时
要时absolutely necessary 绝要
要necessary and sufficient condition 充要条件；要且充分的条件
要且充分的条件where necessary 要时；需要时；要地方
要时；需要时；要地方sufficient and necessary condition 充要条件；充分要条件
要条件necessary evil n. 无可避免之灾祸
necessary connection 然联系
然联系In certain conditions,answering back sarcastically is necessary.
在某种情况下,反唇相讥要的。
You have the necessary equipment for leadership.
你具备领导者的才能。
The entry of all expenditure is necessary.
有要把一切开支入账。
It's necessary for us to study hard .
我们须努力学习。
Death is the necessary end of life.
死亡生命然的终结。
They were destitute of necessaries of life.
他们缺少生活需品。
Thus it was necessary for me to resign.
因此我有要辞职
It is necessary to set down these additional rules.
有要制定这些补充规则。
The mechanic made the necessary adjustments to the engine.
机械师发动机作了要的调整。
For the apolar compounds, the derivatization was not necessary.
于非极性化合物，不一定要进行这样的衍生化。
Cassie found it necessary to explain her blackened eye.
凯茜发现有要解释一下她发黑的眼睛。
It is necessary to exercise caution when making commendations.
做推荐时有要谨慎一些。
They were plotting how to obtain the necessary information.
他们正在策划如何获取要的情报。
It is necessary that one should obey the law.
一个人遵守法律要的。
It is sometimes necessary to indulge a sick child.
迁就一个生病的小孩有时要的。
It’s necessary for us to net the currant bushes.
我们有要用网盖上红醋栗树。
Defensibility is a necessary character of excellent dwelling environment.
可防卫性居住区环境质量的要组成方面。
MPs may lack the necessary expertise to scrutinise legislation effectively.
议员可能缺乏严格审查立法所备的专业知识。
Perseverance combined with energy is necessary to success in life.
毅力加上精力人生成功的要素。
声明：以上例句、词性分类均互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
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相似单词
necatoriasis, NECCS, necessarian, necessaries, necessarily, necessary, necessitarian, necessitarianism, necessitate, necessitating,
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