Rawhead
n. 妖怪
🗣️ 情景例句
Do you have any plans after class today?
今天下课后你有什么安排吗？
Rear sons for help in old age; and store up grains against famine.
养儿防老。
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。