Tetrablastic
[醫] 四胚層的
??? 情景例句
There's a toga party at my place tonight.
今晚在我家有個聚會。
This round table weighs about forty-five pounds.
這張圓桌子重大約45磅。
Very excited, the party dug a hole two feel deep.
隊員們異常激動，就地挖了一個兩英尺深的坑，