有些名词以 -ee 结尾含被动意义 (以-er ,-or 结尾却含主动意义) .如：trainee受训者(trainer训练员),employe(e)雇员(employor雇主),addressee收件人 (addresser,addressor发件人) ,rejectee被弃者 (rejecter抛弃者) ...