Pluperfect
n. 过去完成时\\na. 过去完成时的
📖 牛津释义
pluperfect
adj
(also past perfect) (grammar) (of the form of the verb phrase) expressing an action completed before a particular pointin the past （指动词词组形式）过去完成式的
a pluperfect(form of a) verb phrase 过去完成式动词词组. pluperfect, n (also past perfect) such a form (in English had and a past participle, as in `As he had not received my letter, he did not come') 过去完成式（在英语中had加过去分词, 如此处例句中的had加received）.
🗣️ 情景例句
He's the best pediatrician in Westchester.
他是全Westchester最好的小儿科医师。
Beautiful day, isn't it?
今天天气真好，是不是？
All the cattle had been moved into stalls and we stood to lose little.
所有的牲口已提前转移到畜圈里，没有造成什么损失。