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

• One should never intend to do harm to others, but should always guard against the harm others might do to him.
  害人之心不可有，防人之心不可无。
• The laboratorys safety management primarily includes: fire prevention, anti-virus and guard against theft.
  实验室的安全管理主要包括防火、防毒及防盗。
• Miners wore a helmet as a guard against falling rocks.
  矿工头戴钢盔，防备落下的岩石。
• 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。
• 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。
• It is necessary to guard against disastrous fires when burning wild bushes and weeds.
  放荒时一定要提防火灾。
• 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。
• We should be on guard against the enemy's invasion.
  我们要防范敌人的入侵。
• You should guard against thieves.
  网友解答：2.你当然应该防备小偷。
• Correct mistakes if you have made any and guard against them if you have not.
  有则改之，无则加勉。