Magcobar
泥浆加重剂
🗣️ 情景例句
Do your designs at home--here.
在家里设计服装。
Are you married?
你结婚了吗？
This is done by a great number of ring-shaped air jets on the bottom of the craft.
船底装上大量环状喷气嘴以实现这一目的。