Blaastula
[医] 囊胚, 囊胚泡
🗣️ 情景例句
He keeps himself fit by running 5 miles every day.
他每天跑五公里以保持身体健康。
Not getting the job was a terrible disap-pointment.
得不到那份工作，叫人失望极了。
I had left it on a chair beside the door and now it wasn't there!
我曾把它放在门边的椅子上，可这会儿不见了！