
好词典

源自拉丁语 'praeventus'(提前到来,先发制人),由 'prae-'(前)和 'venire'(来)组成,14世纪通过古法语 'prevenir' 进入英语。
❶ 阻止某事发生或某人做某事,采取行动以避免不良后果或危险情况出现。
“Washing hands frequently is effective in preventing the spread of diseases.”
(勤洗手能有效防止疾病传播。)
“The new security system aims at preventing unauthorized access to the building.”
(新安全系统旨在防止未经授权进入大楼。)
preventing from — 用于表示阻止某人做某事或某事发生,后面通常接动名词或名词。
“The rain prevented us from going out for a picnic.”
(下雨阻止了我们外出野餐。)