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
You look young for your age.
你比你的实际年龄年轻多了。
You two don't have much contact
？ 你们俩没怎么联系吗？
I spent the whole day in my room, but I did not write a single card!
我在房间里关了整整一天。然而竟连一张明信片也没写成！