Precoated
(precoat 的过去时) (在过滤器表面涂敷的)滤料层
🗣️ 情景例句
Not a chance.
绝无可能。
He knows enough that can live and hold his peace.
见多识广者沈默寡言。
It is good preparation for the world outside schools and universities.
这对走出学校进入社会是一个良好的准备。