Echinoid
n. [动]海胆纲动物\\na. 海胆状的, 海胆属的
🗣️ 情景例句
What school did you go to?
你上哪所学校？
A still tongue makes a wise head.
智者寡言。
It's only three hundred pounds. But, of course, it's not as good as the expensive one.
它只要300英镑。但是，它当然没有价钱高那种好。