Question

had finished是什么意思？

和用法＞

Answer 1

过去完成时
假如两个都是过去时, 同时除了, 会用停止时态; 假如一先一后, 除了在前的动作为过去完成时(had finished) despite后面的语法唯一变成过去时, 唯一变成过去完成时, 确定是语法用过去完成时.
短语
My homework had been finished. 过去完成式

He had just finished offering it when Samuel arrived. Saul went out to greet Samuel 他刚献完全燔祭

We had just finished playing, and we were gonna take a steam. 我们打完球

Answer 2

表示已经完成，过去完成时

Answer 3

已经完成。
过去完成时态。