Gastrocoele
原肠腔
🔁 扩展释义
【医】 原肠
🗣️ 情景例句
How about a date with your grandfather?
和你爷爷约个会好吗？
The outsideer sees the best (or most) of the game.
旁观者清。
Since the sea covers the greater part of the earth's surface,
既然海洋覆盖着地球的大部分表面，