prevent

/prɪˈvent//prɪˈvent/

★★★★★v.

prevents
preventing
prevented
prevented

vt

① 阻止,妨碍;预防,防止
- We prevented the disease from spreading.=We prevented the spread of the disease.我们阻止该病蔓延。
- Illness prevented him from going.=Illness prevented his going.=Illness prevented him going.生病使他不能去(★prevented him going为口语的说法)。
- I was prevented from going by the storm.暴风雨使我不能去。
- Before I could prevent him, he rushed out.在我能够阻止他以前,他就冲出去了。
- I'll go swimming if nothing prevents me.假如明天没事我要去游泳。
- prevent progress妨碍进行[进步]
- prevent traffic accidents防止交通事故

② 【古】预期;预行处罚(希望、疑问);占先(=anticipate)

字辨

hinder: 表阻止或妨碍某种行为或即将开始的行为,其结果产生困扰,为一般的用语

impede: 比hinder意味更强,指故意使某人或某物的进行或运动暂时迟缓下来

Tight stockings impede the circulation of the blood.

obstruct: 指在途中放置障碍物等,以阻止事物的进行、运动等

Fallen trees obstructed our path.

block: 尤指障碍物使通路、街道等完全无法通行;常作block up

The street was blocked up with heavy snow.

prevent: 指预先布置某种手段或障碍,以阻止进行或事情的发生

prevent disease

词族

preventableadj.可阻止的,可防止的
preventionn.预防,防止,阻止

同义词

barvt.阻碍
blockvt.阻挡
discouragevt.阻挠
thwartvt.阻碍
ward offvt.阻挡

avert
forestall
forfend
obviate
preclude
rule out
stave off
ward

forbid
foreclose
keep

反义词

allowvt.准许
encouragevt.鼓励
permitvt.允许
urgevt.激励

单词	prevent
释义	prevent /prɪˈvent//prɪˈvent/ ★★★★★v. prevents preventing prevented prevented vt ① 阻止,妨碍;预防,防止 We prevented the disease from spreading.=We prevented the spread of the disease.我们阻止该病蔓延。 Illness prevented him from going.=Illness prevented his going.=Illness prevented him going.生病使他不能去(★prevented him going为口语的说法)。 I was prevented from going by the storm.暴风雨使我不能去。 Before I could prevent him, he rushed out.在我能够阻止他以前,他就冲出去了。 I'll go swimming if nothing prevents me.假如明天没事我要去游泳。 prevent progress妨碍进行[进步] prevent traffic accidents防止交通事故 ② 【古】预期;预行处罚(希望、疑问);占先(=anticipate) 字辨 hinder: 表阻止或妨碍某种行为或即将开始的行为,其结果产生困扰,为一般的用语 impede: 比hinder意味更强,指故意使某人或某物的进行或运动暂时迟缓下来 Tight stockings impede the circulation of the blood. obstruct: 指在途中放置障碍物等,以阻止事物的进行、运动等 Fallen trees obstructed our path. block: 尤指障碍物使通路、街道等完全无法通行;常作block up The street was blocked up with heavy snow. prevent: 指预先布置某种手段或障碍,以阻止进行或事情的发生 prevent disease 词族 preventableadj.可阻止的,可防止的 preventionn.预防,防止,阻止同义词 barvt.阻碍 blockvt.阻挡 discouragevt.阻挠 thwartvt.阻碍 ward offvt.阻挡 avert forestall forfend obviate preclude rule out stave off ward forbid foreclose keep 反义词 allowvt.准许 encouragevt.鼓励 permitvt.允许 urgevt.激励 let
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