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

• 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。
• And right off I was on guard against Mencken's books.
  我马上就对门肯的书警觉起来了。
• 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。
• How to be on guard against pickpockets and swindlers?
  乘坐地铁时如何防范扒窃和诈骗行为？
• You have made good progress in teaching and researching but you should guard against complacency.
  你的教学科研取得了长足的进步，但不应因此而自满。
• 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 should be on guard against such people.
  我们应警惕这种人。
• 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。
• He is constantly on guard against any threat of humiliation.
  他时刻提防着任何有辱尊严之事。
• 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。