
prevent
英 [prɪˈvent] 美 [prɪˈvent]
vt.
防止;阻止;阻碍;阻挠
第三人称单数: prevents现在分词: preventing过去式: prevented过去分词: prevented
派生词: preventable adj.
记忆技巧:pre 预先 + vent 来 → 预先来到 → 抢先一步,防止别人先到 → 防止
例句
Early warnings of rising water levels prevented another major catastrophe.
提前发出的洪水水位上涨警报防止了又一次的重大灾害。
Snow has prevented communication with the outside world for three days.
大雪使得与外界的通信联系中断了三天。
They were trying to prevent an even worse tragedy.
他们正在设法避免更大的悲剧发生。