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present perfect的英文翻译是什么意思，词典释义与在线翻译：
英英释义
Noun:
-
a perfective tense used to express action completed in the present;
"`I have finished' is an example of the present perfect"
present perfect的用法和样例：
例句
- Rewrite the following sentences using the Present Perfect Passive Voice.
用现在完成时的被动语态改写下列句子。 - The present and past perfect tenses both belong to the perfect tense.
现在完成时和过去完成时都属于完成时态。
