Blastocyst
[医] 胚泡
🗣️ 情景例句
I'm having a wonderful time.
我过得很愉快。
The most important festival in China is the Spring Festival.
中国国，最重要的节日是春节。
Can I see him please,Mrs. Williams?
我可以看看他吗，威廉斯夫人？