Pedinidae
坚海胆科
🗣️ 情景例句
You've got lots of time to improve your English.
你已经花了好多时间去提高你的英语水平。
The proof of the pudding is in the eating.
空谈不如实验。（实践出真知）
He was very healthy and happy, but he could not look after himself.
他很健康，非常欢快。但不能照料自己。