Precoated
(precoat 的过去时) (在过滤器表面涂敷的)滤料层
🗣️ 情景例句
Right this way, Mr. and Mrs. Stewart.
走这边， Stewart先生和太太。
The doctor advised me to get plenty of exercise.
医生建议我多锻练。
Look at that now, sir! Perfect the whole thing!
您瞧吧，先生，十全十美，全都合适！