Graptolites
(graptolite 的复数) n.[古生]笔石( 古元脊椎动物, 现存化石 )
🗣️ 情景例句
It's not easy being away from home.
离家独闯不容易。
What's in it for me?
我有什么好处？
I think we'll able to make that.
我想没问题。