防(阻)止，妨碍，预防 (stop or hold back; keep from happening) [T+n， T+n+prep(from)， T+ing]： ～accidents 防止事故; Rain～ed the match. 下雨使比赛停下来。They had injections to～the spread of the disease. 他们打了针来预防疾病的蔓延。～the disease (from) spreading预防疾病蔓延;Her illness～ed my going. 她的病使我没走成。Nobody can～them/their getting married. 没人能阻止他们结婚。～sb from doing so/telling the truth/committing an error 阻止某人这样做/说真话/犯错误;〖同〗stop;

→pre′ventable adj 可防(阻)止的;pre′vention n 防(阻)止;pre′ventive adj 预防的，防止的