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

• 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？
• He is constantly on guard against any threat of humiliation.
  他时刻提防着任何有辱尊严之事。
• Miners wore a helmet as a guard against falling rocks.
  矿工头戴钢盔，防备落下的岩石。
• 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。
• 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。
• New checks are being introduced to guard against smuggling.
  为了提防走私，加了一些新的检查措施。
• 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。
• Be on your guard against pickpockets.
  提防扒手。
• 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。
• 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。