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
Don't thank me.
别谢我。
He is a good friend that speaks well of us behind our backs.
背后说人好话的够朋友。
And, as in a nightmare, there was nobody in sight to help me.
就像在恶梦里一样，见不到一个人可以帮助我。