| 释义 |
the past perfectBrE /ðə ˌpɑːst ˈpɜːfɪkt/ NAmE /ðə ˌpæst ˈpɜːrfɪkt/ (also the ˌpast ˌperfect ˈtense , the plu·per·fect ) noun [sing. ] (grammar语法) the form of a verb that expresses an action completed before a particular point in the past , formed in English with had and the past participle 过去完成时；过去完成式 |