Graptolites
(graptolite 的复数) n.[古生]笔石( 古元脊椎动物, 现存化石 )
🗣️ 情景例句
You said you wanted to be a doctor like your father.
你说过你希望像爸爸一样成为一名医生。
You have a younger brother, don't you?
你有个弟弟，是吗？
How do you do? My name is Fred Smith.
您好，我是弗雷德.史蜜斯。