Referentiality
自指称性
🗣️ 情景例句
We're out of toilet paper again. Let's buy some more rolls.
咱们又没卫生纸了。再多买几卷吧。
Every one's faults are not written in their foreheads.
知人知面不知心。
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。