Pinnigrade
a. & n.用鳍(或鳍状肢)行走的(动物)
🗣️ 情景例句
Well, let's take everything to the living room.
嗯， 我们把东西都放到客厅去。
That's good wisdom which is wisdom in the end.
最后的聪明才算真聪明。
Good morning, class.
同学们，早上好。