Instroke
排气行程, 压缩行程, 内向冲程
🗣️ 情景例句
Oh, it's not finished yet,
噢！它尚未完成。
You won't believe it,but it was really cheap.
你不会相信的，但这条裤子确实很便宜。
I just didn't wish to put you to the trouble of changing a large note.
只不过我不想麻烦你破开一张大票子罢了。