Framestone
骨架岩
🗣️ 情景例句
and sometimes there isn't.
有时候没有。
I went to bed at 11:30 p.m.
我在晚上11:30点睡觉了。
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。