Backventing
背部通气
🗣️ 情景例句
Who's in charge here?
这儿谁负责？
If one sheep leap o'er the dyke,all the rest will follow.
一羊跳过沟，众羊跟着跳。
Then he sat there and looked at it for three hours! He didn't write a word!
然后他就坐在那里，对着考卷看了3个小时，一个字也没写！