Discoblastula
[医] 盘形囊胚
🗣️ 情景例句
May I help you, sir?
需要我帮忙吗，先生？
Old wood is best to burn,old book to read.
老柴好烧，老书宜读。
Class 3 did very well in the school sports meeting last week.
“3班在上星期的校运会上表现很好。