Blastocoel
n. [生物]囊胚腔, 分裂腔
🗣️ 情景例句
Please, you sit by the window.
你请靠窗坐。
So I made a mistake, big deal!
我真是错得离谱了。
why have we had no visitors from outer space yet?
那么我们为什么还未见到外层空间来访的客人呢？