Graptoloidea
正笔石目
🗣️ 情景例句
There aren't too many examples of this style of architecture left these days.
现在这种风格的建筑已所剩无几了。
How many are there in your family?
在你的家庭有多少人？
I like having a twin sister.
我喜欢有一个孪生姐姐。