Sawan
n. 印度历的5月
🗣️ 情景例句
Uh, are you going to be busy this evening?
今晚忙吗？
I hope you can have a good time on your trip.
我希望你的旅途有个好的时光。
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。