| 单词 | prevent |
| 释义 | prevent[pri'vent]vt. 预防, 防止, 阻止, 妨碍vi. 预防, 防止, 阻止, 妨碍【经】 避免 prevent pre.vent AHD: [pr¹-vµnt“] D.J. [pr!6vent]K.K. [pr!6vWnt]v.（动词） pre.vent.ed,pre.vent.ing,pre.vents v.tr.（及物动词）1. To keep from happening:预防：使防止发生：took steps to prevent the strike.采取步骤避免罢工2. To keep (someone) from doing something; impede:阻碍：使（某人）不做某事；阻挠：prevented us from winning.阻挠我们获胜3. Archaic To anticipate or counter in advance.【古语】 预先应付：事先预料或遇到4. Archaic To come before; precede.【古语】 在…之前：在…之前来；先于v.intr.（不及物动词）To present an obstacle:阻挠，阻止：呈现出阻碍：There will be a picnic if nothing prevents.如果没有特别的情况，我们将举行野餐语源:1. Middle English preventen [to anticipate] 中古英语 preventen [预料，预期] 2. from Latin praeven&9{ºre} praevent- 源自 拉丁语 praeven&9{ºre} praevent- 3. prae- [pre-] prae- [前缀，在…之前] 4. ven&9{ºre} [to come] * see g w³- ven&9{ºre} [来] *参见 g w³- 继承用法:prevent”abil“ity 或 n.（名词）prevent”ibil“ity prevent“able 或 adj.（形容词）prevent“ible prevent“er n.（名词）参考词汇:1. prevent,preclude,avert,obviate,forestall2. These verbs mean to stop or hinder something from happening, especially by advance planning or action.这些动词是指停止或阻挠某事的发生，尤指以预先的计划或行动来阻挠3. Prevent implies anticipatory counteraction: Prevent 指预先阻止： Only quick thinking on the pilot's part averted a disastrous accident.只有这位飞行员的机智才能阻止这样可怕事件的发生。4. Obviate implies that something,such as a difficulty, has been anticipated and disposed of effectively: Obviate 暗指某物，如困难已经被预料到且被有效地排除掉： “the objections . . . having . . . been obviated in the preceding chapter” (Joseph Butler).“反对意见…已经…在前一段时间被排除了” （约瑟夫·巴特勒）。5. Forestall usually suggests anticipatory measures taken to counteract, neutralize, or nullify the effects of something: Forestall 通常指预先采取措施来消除，中和或抵消某事的后果： We installed an alarm system to forestall break-ins. 我们安装了一套警报系统来预防小偷的闯入 |
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