Jacoline
夹可灵(生物碱)
🗣️ 情景例句
I really appreciate
我真的很感谢
We shall never have friends if we expect to find them without fault.
指望朋友无缺点，永远休想交朋友。
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。