Grasex
三氯乙醛
🗣️ 情景例句
When do you think we'll be through?
你认为我们什么时候能完毕？
I remember the girl whose father owns a jewelry store.
我记得那个女孩的父亲有一家文具店。
Portable boiling elements that can boil small quantities of water are useful when the right voltage of electricity is available.
如果有相配的电压，可以煮少量水的便携式热水装置是有用的。