Echinoderms
(echinoderm 的复数) n. 棘皮动物\\n[医] 棘皮动物
🗣️ 情景例句
Yes, I took part in.
有，我参加了。
Teacher. He is teaching.
老师。正在教书。
As soon as he had got into the car, I said good morning to him in French and he replied in the same language.
他一上车，我就用法语向他问早上好，他也同样用法语回答我。