Micropowder
[化] 超细粉
🗣️ 情景例句
The world's greatest grandmother, Mrs. Ellen Stewart,
世界上最伟大的祖母， Ellen Stewart太太，
There is no general rule without some exception.
普遍规律必有例外。
He has a son and a daughter.
他有一个儿子和一个女儿。