guard against

英 [ɡɑːd əˈɡenst]

美 [ɡɑːrd əˈɡenst]

提防; 防范

柯林斯词典

• PHRASAL VERB 提防；防范
  If youguard againstsomething, you are careful to prevent it from happening, or to avoid being affected by it.
  1. The armed forces were on high alert to guard against any retaliation.
     武装部队保持高度戒备，以防发生任何报复行动。

双语例句

• For example, some farmers in Kenya use donkeys to guard against lions and cheetahs.
  例如，肯尼亚的一些农民用驴来防范狮子和猎豹。
• Miners wore a helmet as a guard against falling rocks.
  矿工头戴钢盔，防备落下的岩石。
• Expose soldiers to unnecessary risks You must guard against catching a cold.
  使士兵冒不必要的危险你必须小心以防感冒。
• We shall have to be on our guard against making mistakes like that in the future.
  我们今后必须防止发生类似错误。
• Millions of doses of antibiotics and smallpox vaccine have been stockpiled to guard against biological weapons.
  为防卫生物武器的袭击，美国已贮备了数百万支抗生素和天花疫苗。
• Actually I'm a guard against heart is heavy, who also don't believe that.
  我其实是个防备心很重的人，谁也不相信。
• It is lost forever if the bank fails and so is a guard against reckless gambling with deposits.
  如果银行破产了就永远失去了，并且是对用存款进行不计后果的赌博的保卫。
• Guard against mispronunciation when you learn a foreign language.
  学外语时要提防发音错误。
• We should be modest and prudent, guard against arrogance and rashness, and serve the people heart and soul.
  我们应该谦虚谨慎，戒骄戒躁，全心全意为人民服务。
• We must be on guard against hidden enemies.
  我们必须警惕暗藏的敌人。