Yolk endoderm
[医] 卵黄内胚层
🧩 词语组成解析
yolk
[jok]
n. 蛋黄;卵黄;羊毛油脂;胚乳;
n. 内胚层\\n[医] 内胚层, 下胚层
🗣️ 情景例句
It was a pleasure meeting you, too.
我也很高兴碰到你。
The electric fan is out of order.
这电风扇出毛病了。
It was kind of exciting.
有点剌激。