Somatocoel
n. [动]原始体腔(指棘皮动物胚胎时期的体腔)
🗣️ 情景例句
I'd like to be your friend, too.
我也想成为你的朋友。
Guess! I hope you'll like it.
猜猜看！我想你会中意的。
You're working hard, George.
你干得真辛苦，乔治。