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prevent

/prɪˈvent/ /prɪˈvent/
  • v.
    阻止,阻碍;防止,预防;设置障碍
第三人称单数prevents
现在分词preventing
过去式prevented
过去分词prevented
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词语例句

  1. 阻止,阻碍vt.

    • He said this would prevent companies from creating new jobs.

      他说这将阻止各公司创造新的职位。

    • The team found that exercise reduced the speed of rapid eye movements by about 8%, preventing their ability to capture new visual information.

      研究小组发现,运动降低了约8%的快速眼球运动速度,阻碍了他们捕捉新的视觉信息的能力。

    • His group is pushing for an amendment to Sher's bill that would prevent the export of e-waste.

      他的组织正在推动一项对谢尔法案的修正案,该修正案会阻止电子垃圾的出口。

  2. 防止,预防vt.

    • These methods prevent pregnancy.

      这些方法预防怀孕。

    • Two pregnant women who were working with paint requested a transfer to a safer department, because they wanted to prevent damage to their unborn babies.

      两名正在油漆车间工作的孕妇要求转到一个更安全的部门,因为她们想防止对她们未出生的婴儿造成伤害。

    • This diet is one of the most healthful in the world in terms of preventing such illnesses as heart disease and cancer, and increasing life expectancy.

      这种饮食是世界上最健康的饮食之一,其可以预防心脏病和癌症等疾病,并提高预期寿命。

  1. These methods prevent pregnancy.
    这些方法预防怀孕。
    来自《柯林斯英汉双解大词典》
  2. We are taking steps to prevent pollution.
    我们正在采取措施防止污染。
    来自《牛津词典》
  3. Regular exercise helps prevent weight gain.
    经常锻炼有助于防止体重增加。
    来自《牛津词典》

相关短语

  • prevent from
    预防;阻止;防止;防备
  • Hard to prevent
    防不胜防
  • Able to prevent
    拦不住
  • prevent and control pollution
    防治污染;预防和控制污染
  • prevent an overheated economy
    防止经济过热

词语扩展

vt.
预防,防止;阻止
vi.
妨碍,阻止
adj.
preventive预防的,防止的
preventable可预防的;可阻止的;可防止的
prevenient预期的;以前的;预防的;先行的
n.
prevention预防;阻止;妨碍
preventive预防药;预防法
  • hamper/hinder/block/prevent/bar/obstruct
    • hamper侧重因受到约束或阻碍而造成的行动困难。
    • hinder语气较轻,多指阻碍、拖延人或事,强调使进展速度缓慢下来。
    • block语气强烈,指有效堵住了通道,使人或物无法通过。
    • prevent含义广泛,指采取预防措施或设置障碍去阻止某人或某事。
    • bar含义与block很接近,指阻塞通道或禁止出入,但有对暗示不用障碍物的阻止或禁止。
    • obstruct正式用词,语气强,多指以干扰或设置障碍的方式阻碍交通,使不能自由畅通。

词义分布

防止
49.9%
预防
29.5%
阻止
17.8%
1.4%
妨碍
1.4%

英英释义

  • v.keep from happening or arising; make impossible
  • v.prevent from doing something or being in a certain state
  1. v.
    to make sure that something does not happen
    阻止;防止;妨碍;预防
    • The best way to prevent injury is to wear a seat belt.
      防止受伤的最好办法是系好安全带。
    • The disease can prevent you from walking properly.
      这种病会妨碍正常行走。

词源

  • prevent预防,阻止
    词根词缀: pre-前,先 + -vent-来 → 到面前来
  • prevent预防,防止
    pre-,在前,早于,预先,-vent,走,词源同advent,venue.比喻用法。