Coeloblastula
[医] 有腔囊胚
🗣️ 情景例句
My parents set aside a college savings fund for me.
我的父母为我存了一笔上学的费用。
When an opportunity is neglected, it never comes back to you.
机不可失，时不再来。
No, she bought them in the U.S.
不。她是在美国买的。