Flyash
粉煤灰
🗣️ 情景例句
We're also very glad to have practical business dealings with you.
我们也很高兴能和贵公司建立实质性的业务联系。
I think it's going to take too long.
我认为它将花很长时间。
because this is easier to shape than other kinds.
因为燧石较之其他石头更容易成形。