| 单词 | necessity |
| 释义 | necessity 1.(need)必要(性)；必然(性) the necessity to do sth做某事的必要 Young people must be made aware of the necessity to look after the environment.一定要让年轻人认识到保护环境的必要性。 the necessity for sth…的被需要性 As soon as the necessity for action is over, the troops must be withdrawn.一旦不再需要战斗, 军队必须撤离。 there is no necessity to do this没有必要这么做 There is no necessity to carry identification.没有必要携带身份证明。 the necessity of sth…的必要性 There is agreement on the necessity of reforms.关于改革的必要性已达成一致意见。 the necessity of doing sth做某事的必要性 Freed from the necessity of earning a living, he decided to travel.终于不必再为生计奔波忙碌了, 他决定去旅行。 to be faced with the necessity of doing sth面临做某事的必要性 a woman faced with the necessity of undergoing a hysterectomy不得不接受子宫切除手术的女人 to be a matter of necessity是必须做的事 It was a matter of necessity.这是一件非做不可的事。 in case of necessity万一有必要 to do sth out of necessity不得已而做某事 She went to work not through choice but out of necessity.她不是自愿去上班的, 而是不得已而为之。 2.(necessary thing)必要的东西；必需品 Water is a basic necessity of life.水是生活基本必需品。 For some people a car is a necessity, not a luxury.对有些人来说, 汽车是必备品, 而非奢侈品。 3.<正式>(poverty)贫困；匮乏 people living in necessity生活在贫困中的人们 4.【哲】(constraining force)(物质决定因素对生活各方面的)强制力, 约束力 5.【哲】(principle, condition, conclusion)必然原则；必然条件；必然结论 6.【逻】(being necessary)必然性 7.【逻】(assertion)必然性陈述 8.【逻】(operator)必然性算符 9.necessity is the mother of (all) invention需要是发明之母(用于表示人总能找到办法得到所需之物) As necessity is the mother of invention, I decided to explore ways in which I could turn this negative into a positive.既然有需要就有创造, 我决定要寻求方法将这种消极因素化为积极因素。 10.of necessity<正式>(necessarily)必然地；不可避免地 Negotiations between the enemies are of necessity indirect.敌对双方之间的谈判必然是间接进行的。 The account given here is of necessity extremely brief.这里所作说明必得极为简短。 |
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