prevent

过去式：prevented过去分词：prevented现在分词：preventing第三人称单数：prevents

1. vt. 预防 stop sth happening
2. vt. & vi. 阻止 stop sb from doing sth

• prevent a destructive explosion防止破坏性爆炸
• prevent a disaster预防一场灾难
• prevent a smile克制住笑
• prevent a war阻止一场战争
• prevent damage防止损害
• prevent its freezing防止它冻结
• prevent the airplane's taking off使飞机无法起飞
• prevent the spread of pneumonia预防肺炎蔓延

• prevent admirably很好地预防
• prevent automatically自动防止
• prevent cautiously小心地预防
• prevent completely完全阻止
• prevent effectively有效地预防
• prevent effectually有效地预防
• prevent forcibly强有力地防止
• prevent fully完全阻止
• prevent mechanically机械性地防止
• prevent medically医疗防止
• prevent permanently永久防止
• prevent probably可能防止
• prevent scientifically科学地预防
• prevent unavoidably不可避免地阻止
• prevent from阻止…发生
• prevent sb from coming阻止某人前来
• prevent disease from spreading防止这种疾病蔓延

prevent from阻止，制止；妨碍

prevent and control pollution防治污染；预防和控制污染

1. Scientists are trying to find ways to prevent disease.
   科学家们正试图找到预防疾病的方法。
2. It is the job of the police to prevent crime.
   防止犯罪是警察的职责。
3. Nothing can prevent us from carrying out the plan.
   什么也无法阻挡我们去实施这个计划。
4. Ways must be found to prevent the poisonous gases from polluting the air.
   一定要找到办法防止有毒气体污染空气。