Yolk blastopore
[医] 卵黄胚孔
🧩 词语组成解析
yolk
[jok]
n. 蛋黄;卵黄;羊毛油脂;胚乳;
n. 胚孔, 原口
🗣️ 情景例句
I want to buy an engagement ring for my fiancée.
我想为我的未婚妻买一枚订婚戒指。
Happy is the man that owes nothing.
无债一身轻。
Good idea! It's much better than having classes! Can I go, too?
好主意！这比上课好得多！我也可以去吗？