短語(yǔ)詞組短語(yǔ)core pay -off reel 中心放線盤(pán)pay -off reel outboard bearing 開(kāi)卷機(jī)活動(dòng)支撐P pay -off reel 開(kāi)卷機(jī)twin -head pay-off reel 雙頭開(kāi)卷機(jī) 返回 pay-off reel