Serpex
塞佩克斯碱性耐火材料
🗣️ 情景例句
or we won't be finished by dinnertime.
要不然， 晚餐时间到了我们还做不完。
That's a good point.
我也是这么想的。
I hope my visit does not cause you too much trouble.
我希望这次来参观没有给你们增添太多的麻烦。