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

• 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。
• 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。
• 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。
• 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？
• We should be on guard against the enemy's invasion.
  我们要防范敌人的入侵。
• 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。
• 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。
• We should take measures to guard against accidents.
  我们应该采取措施防止事故。
• 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。
• Miners wore a helmet as a guard against falling rocks.
  矿工头戴钢盔，防备落下的岩石。