Dimethylethanolamine
二甲乙醇胺
🗣️ 情景例句
What is she calling about?
她打来说什么？
There is safety in numbers.
人多势众。
Bones were carved into needles and tools, and the teeth were used to make necklaces.
骨头则雕琢成针和工具，牙齿用来作项链。