Precoated
(precoat 的过去时) (在过滤器表面涂敷的)滤料层
🗣️ 情景例句
You want to bet?
想打赌吗？
We would be glad to start business with you.
我们很高兴能与贵公司建立贸易往来。
Oh, thank you. I would love to.
噢，谢谢你！我很乐意！