Valvatida
瓣海星目
🗣️ 情景例句
This community has always been very generous.
这个社区一向是非常慷慨的。
I'm going to show him how to speak Chinese.
我正要指点他如何讲中国话。
It's a frisby. Do you want a go?
是frisby（飞盘）。你想试试吗？