| 单词 | the present perfect |
| 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。 |
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