Basofor
[化] 沉淀硫酸钡
🗣️ 情景例句
Your birthday is tomorrow, isn't it?
你明天生日 ，是吗？
Do you ever learn Chinese during the holidays?
你曾经在假日期间学中文吗？
gravity is the force that drives them in a continual attempt to restore the ocean surface to a flat plain.
地球引力是持续不断企图使海面复原为平面的力量。