Flyash
粉煤灰
🗣️ 情景例句
I think we should take care of the environment, so that we have something to leave for our children.
我觉得我们应该保护好自然，以便将来能给我们的子孙后代留下一些东西。
Business is business.
公事公办。
I felt sure I would never be able to close the case again.
我相信那箱子再也关不上了。