| 单词 | necessity |
| 释义 | ne·ces·sityBrE /nəˈsesəti/ NAmE /nəˈsesəti/ noun [U ]the fact that sth must happen or be done ; the need for sth 必然；必要；需要◆ ~ (for sth )We recognize the necessity for a written agreement . 我们认为有必要签订一份书面协议。◆ ~ (of sth /of doing sth )We were discussing the necessity of employing more staff . 我们在讨论是否需要雇用更多员工。◆ ~ (for sb ) to do sth There had never been any necessity for her to go out to work . 她从来就没有出去工作的必要。◆ This is , of necessity , a brief and incomplete account . 这必然是一个简略的、不完全的描述。[C ]a thing that you must have and cannot manage without 必需的事物；必需品◆ Many people cannot even afford basic necessities such as food and clothing . 许多人甚至买不起食物和衣服之类的基本必需品。◆ Air -conditioning is an absolute necessity in this climate . 这样的气候绝对需要有空调。[C , usually sing. ]a situation that must happen and that cannot be avoided 必然性；不可避免的情况◆ Living in London , he felt , was an unfortunate necessity . 他觉得在伦敦生活是迫于无奈。 ● neˌcessity is the ˌmother of inˈvention (saying ) a difficult new problem forces people to think of a solution to it 需求是发明之母● make a ˌvirtue of neˈcessity to manage to gain an advantage from sth that you have to do and cannot avoid 不得已而力争有所得 |
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