Cherty
燧石质, 石英质
🗣️ 情景例句
You're still thinking about something to do, aren't you?
你还在想要找点事做， 是吗？
I'm the tallest person in my class.
我是我的班级中最高的人。
There's a zoo in the park. We can go and have a look at the animals.
公园里有个动物园哩。我们可以去看看动物。