Basaltform
状似玄武岩的, 柱石岩状的
🗣️ 情景例句
It was a gradual process, involving many factors.
这是个渐进的过程，涉及到方方面面。
I bought 3 apples.
我买了三个苹果。
It usually comes in February or March. Summer is often very hot.
通常在2月或3月开始。夏天很热。