Desander
泥浆除砂器
🗣️ 情景例句
Thank you again.
再次感谢。
A full cup must be carried steadily.
杯满盈，须持稳。
Jim is writing. Lily isn't writing. She's looking at the blackboard.
吉姆在写字。莉莉没在写字。她在看黑板。