词汇	亖
释义	亖 Sìold variant of 四sì
随便看	double roller crab Double roller cutting machine of V-belt double rollerleverescapement double roller lever escapement Double-roller meshing double-roller mill double roller mixer double-roller rapid quenching double rollers double-roller safety action double roller type conveyor double roller wave generator double-roller wave generator double roll feed double-roll feed double roll feeding double rolling circle double rolling circle model double rolling key clutch double rolling mill double rolling on double pushing track double-rolling pipe-reducing machine double roll interlocking tile double roll method double roll press