prevent

英 [prɪˈvent]

美 [prɪˈvent]

v.  阻止; 阻碍; 阻挠

现在分词：preventing　过去分词：prevented　第三人称单数：prevents　过去式：prevented　

中考高考CET4CET6考研TOEFL

Oxford 3000 / Collins.4 / BNC.937 / COCA.1083

牛津词典

verb

• 阻止；阻碍；阻挠
  to stop sb from doing sth; to stop sth from happening
  1. The accident could have been prevented.
     这次事故本来是可以防止的。
  2. He is prevented by law from holding a licence.
     法律不准他持有执照。
  3. Nothing would prevent him from speaking out against injustice.
     什么都不能阻止他鸣不平。
  4. Nothing would prevent him/his speaking out against injustice.
     什么也阻挡不了他为不平之事鸣冤叫屈。

柯林斯词典

• VERB 防止；预防；阻止
  Topreventsomething means to ensure that it does not happen.
  1. These methods prevent pregnancy...
     这些方法能防止怀孕。
  2. Further treatment will prevent cancer from developing...
     进一步的治疗将阻止癌症恶化。
  3. We recognized the possibility and took steps to prevent it happening.
     我们认识到了这种可能性，并且采取了一些预防措施。
• VERB 阻止；制止；阻碍
  Topreventsomeonefromdoing something means to make it impossible for them to do it.
  1. He said this would prevent companies from creating new jobs...
     他说这将使公司无法创造新的工作机会。
  2. Its nationals may be prevented from leaving the country...
     其国民可能会被禁止出境。
  3. The police have been trying to prevent them carrying weapons.
     警方一直都设法阻止他们携带武器。

英英释义

verb

• stop (someone or something) from doing something or being in a certain state
  1. We must prevent the cancer from spreading
  2. His snoring kept me from falling asleep
  3. Keep the child from eating the marbles
  Synonym:keep
• keep from happening or arising
  1. My sense of tact forbids an honest answer
  2. Your role in the projects precludes your involvement in the competitive project
  Synonym:forestallforecloseprecludeforbid

双语例句

• As their roots are strong and penetrating, they prevent erosion.
  它们的根十分粗壮而且扎得很深，从而避免了受侵蚀。
• Oil it regularly to prevent rust.
  经常擦油，以免生锈。
• We must prevent the trouble from spreading.
  我们必须防止这个乱子扩大。
• There's been talk of a retaliatory blockade to prevent supplies getting through.
  有人在谈论实施报复性封锁，阻止供应物资通过。
• These methods prevent pregnancy
  这些方法能防止怀孕。
• They couldn't prevent our defending the rights of the workers.
  他们不能阻挠我们捍卫工人的权利。
• The packaging must provide an effective barrier to prevent contamination of the product.
  包装必须提供有效的保护，以免产品受污染。
• I pray that death may not intervene to prevent our meeting with my darling children.
  我祈祷死亡不要阻挠我们与我亲爱的孩子们见一面。
• He tried to prevent union money from being sequestrated by the courts.
  他试图阻止法院扣押工会的资产。
• He said this would prevent companies from creating new jobs
  他说这将使公司无法创造新的工作机会。