Precoat
(在过滤器表面涂敷的)滤料层
🔁 扩展释义
【化】 预涂; 预涂布; 预涂层; 底漆; 打底子
🗣️ 情景例句
Come here.
过来这儿。
How about this instead?
不然这样好不好？
Jim ran very fast, but Yu Yan from Class 1 ran faster. He began to catch up with Jim.
吉姆跑得非常快，但是1班的余延跑得更快。他开始赶上吉姆。