Backventing
背部通气
🗣️ 情景例句
I don't know about that.
我表示怀疑。
As they sow, so let them reap.
种瓜得瓜，种豆得豆。
In another chest, which contained the belongings of a ship's officer, there was an unfinished letter which had been written on March 14th, 1943.
另一只海底沉箱中装的是船上一位军官的财物，其中有一封写于1943年3月14日的信，但没有写完。