| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024ˈpast ˈper•fect, adj. - Grammarrelating to or being a verb tense or form in English made up of had followed by the past participle, and indicating
- that the action or state expressed by the verb was completed before some other point of reference in the past:Long before the police arrived (= reference point in the past), the burglar had left the scene of the crime (= the leaving was completed).
- that the action or state expressed by the verb extended up to, or had results continuing up to, some point of reference in the past:I had never seen anything like it (= from before that time in the past, and up until that time the speaker had not seen such a thing).
n. - Grammar[uncountable] the past perfect tense.
- Grammar[countable] a form in this tense.
WordReference Random House Unabridged Dictionary of American English © 2024past′ per′fect, Grammarpluperfect. Collins Concise English Dictionary © HarperCollins Publishers:: past perfect adj - denoting a tense of verbs used in relating past events where the action had already occurred at the time of the action of a main verb that is itself in a past tense. In English this is a compound tense formed with had plus the past participle
n - the past perfect tense
- a verb in this tense
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