Cellblock
n. 监狱中一组囚犯室
🗣️ 情景例句
Sorry, but he is out at the moment.
抱歉，他现在出去了？
Did you make sesame cakes yourself?
你自己亲自做烧饼？
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。