Blastular
[医] 囊胚的
🗣️ 情景例句
All right?
知道吗？
I'm writing to an old friend.
给一个老朋友。
When the balloon was over the station, the pilot saw one of the men taking photographs.
当气球飞临基地上空时，飞行员看见有一个人在拍照。