Grainstone
粒状灰岩
🗣️ 情景例句
Some people are afraid of flying, which limits their options when traveling.
一些人十分害怕坐飞机，这也就限制了他们旅行时的选择了。
New lords, new laws.
新官新法。
Some types of birds cannot fly.
有些种类的鸟不会飞。