Photosedimentometer
光透式粒度测定仪
🗣️ 情景例句
Thank you very much for a wonderful party.
非常感谢你组织了这么精彩的聚会。
Would you please tell Mr. Cooper I called?
请您告诉库珀先生我打电话了？
Their burnt bodies were found later.
后来只找到他们被烧焦的尸体。