释义 |
the ˌpresent ˈperfectnoun [sing] (grammar语法) the form of a verb that expresses an action done in a time period from the past to the present, formed with the present tense of have and the past participle of the verb 现在完成时;现在完成式: ‘I've finished’, ‘She hasn't arrived’ and ‘I've been studying’ are all in the present perfect. I've finished、She hasn't arrived和I've been studying这些句子用的都是现在完成时。 ☞For more information about the use of tenses, look at the Quick Grammar Reference section at the back of the dictionary. 有关时态的详细用法,参看本词典末“语法便览”部份。 |