had done had been done的意思|示意
已经做了，已经做了
had done had been done的网络常见释义
过去完成体 ... 现在完成体 has done has been done 过去完成体 had done had been done 现在完成进行体 has been doing ...
had done had been done相关例句
美 / /
英 / /