Temur
[医][=tetramethyl-urea]四甲基脲
🗣️ 情景例句
Concerned about whom?
为谁担心
John is not forty-five yet,is he?
约翰不够45岁,是吗？
The fire brigade was called and two fire fighter freed George using a special type of grease.
有人打电话叫来消防队，两位消防队员使用了一种特殊的润滑剂才使乔治得以解脱。