I never forget the densitied gas make my grandfather cough endlessly one year. And the tremendous noise make me feel boring. I even can't listen to the program playing in TV set.

我永不会忘记那浓密的空气导致我的爷爷无休无止地咳嗽了一年，而且那巨大的噪音令我感到厌烦，我甚至无法听到电视节目的声音。

youdao

You should not fart. It is really rude and vulgar to pass wind in public. If you really can't resist farting, then fart, but never forget to repeat saying "Excuse me! "lowly.

千万别放屁，在公共场合放屁是很粗鲁庸俗的表现，但是万一实在忍不住了，那就放，但记得不停低声说“Excuse me！

youdao