Erythrina
刺桐
🗣️ 情景例句
Excuse me, ma'am.
对不起 夫人
I agree. I wish they were simpler.
我觉得也是，希望能简单些。
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。