prevent vt. 1.阻止,阻擋;制止;妨礙 (from)。 2.預(yù)防;〔古語〕先做,預(yù)先,迎合(愿望),預(yù)先應(yīng)付(問題);【宗教】引領(lǐng)。 Rain prevented the game. 下雨妨礙了比賽。 prevent him from going=prevent his [him] going 阻止他走。 prevent sb. from injuring himself 預(yù)防某人弄傷自己。 vi. 妨礙;阻止。 if nothing prevents 如果沒有什么妨礙的話。
A team at the harvard school of public health could not find any studies showing whether the time - consuming process of x - raying carry - on luggage prevents hijackings or attacks . they also found no evidence to suggest that making passengers take off their shoes and confiscating small items prevented any incidents 研究人員稱,目前沒有看到有研究表明,對旅客行李費時的x光檢查避免了劫機或恐怖襲擊行為,讓旅客脫鞋并沒收小件物品也沒有避免意外事故。