twinkien.奶油蛋糕twinadj.孪生的；紧密联系的n.双胞胎之一Twin-beam laser Doppler velocity system双光束激光多普勒测速系统twin-tail complete fighter configuration全机构形Twin-turbo hydrodynamic torque converter双涡轮液力变矩器twining perennial North American plants.缠绕的多年生的北美植物。twin-pinion single-output reduction gear双主动齿轮单出轴减速齿轮twinned dry chemicalfoam extinguishing system干粉泡沫联用灭火系统twin surface print circuit light-sensitizer双面印刷电路板感光机twin-tangential annular flow gas distributor双切向环流气体分布器Twin flapper-nozzle electro-hydraulic servo valve双喷嘴挡板电液伺服阀twin-shear stress three-parameter strength criterion双剪应力三参数准则