substitutesubstitutenoun[搭配]ADJ.good 好的替代品acceptable, adequate, satisfactory 可接受的替代品;合乎需要的替代品;令人满意的替代品close (与原物)接近的替代品poor 糟糕的替代品:The television is a poor substitute for human companionship. 电视是人类交谊的一种糟糕的替代品。[搭配]VERB + SUBSTITUTEact as, serve as 充当替代品;作替代品:His teacher acted as a father substitute. 老师替代了他父亲的角色。use sth as 把…用作替代品produce, provide 生产替代品;提供替代品:The company produces substitutes for lead in petrol. 该公司生产汽油中铅的替代品。[搭配]PREP.~ for …的替代品:There’s no substitute for hard work. 无论什么都代替不了努力工作。