Jacketed
a. 有套的；备有夹套的
🗣️ 情景例句
at my junior high school graduation.
在我初中毕业的时候。
Yes, there is. We can give a 5% discount for orders over 5,000 units.
是的，有折扣，超过5000个我们可给5%的折扣。
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。