Backventing
背部通气
🗣️ 情景例句
They come back here for lunch,
他们回到这儿来吃午餐，
What do you want to do after graduation?
你毕业后想干什么？
Sorry! I think we had them for lunch. We must get some more tomorrow.
对不起！我想我们中午吃掉了。我们明天得再买一些。