Pinnigrade
a. & n.用鳍(或鳍状肢)行走的(动物)
🗣️ 情景例句
Do you care to talk about them?
你想谈谈它们吗？
I can't tell you how sorry I am.
我不知道我该怎样道歉。
Why don't I pick you up at your house?
为什么不让我去接你呢？