Somatocoel
n. [动]原始体腔(指棘皮动物胚胎时期的体腔)
🗣️ 情景例句
How come you're not studying?
你为什么不学习？
Maybe it will work
也许这个办法会有效。
but only if you're blessed with a sanguine disposition
你必须性格开朗，