Graptolite
n. [古生]笔石( 古元脊椎动物, 现存化石 )
🗣️ 情景例句
You are under arrest.
你被捕了。
What happened, guy?
怎么了，伙计？
But you still haven't explained what you're doing here.
啊，你还没有说你是来干什么的。