Hth
n. （网络用语） Hope This (That) Helps （希望对你有用）
🗣️ 情景例句
Your real education doesn't start until you get out into the real world.
直到你踏入现实社会，你才真正开始学习。
I particularly like English literature.
我对英国文学情有独钟。
below 20 per cent, its bactericidal action is negligible.
浓度低于20％时，杀菌能力基本上就不存在了。