Carphostilbite
杆沸石
🗣️ 情景例句
A couple of weeks.
两、三个星期吧。
Let your yea be yea and your nay be nay.
是就是，非就非。
Why does aperson standing in a bus or train tend to fall when a sudden start is made?
一个人站在公共汽车或火车上，当车突然开动时，他为什么会倾倒呢？