twinter缠绕twinadj.孪生的；紧密联系的n.双胞胎之一twin-legged high双肢薄壁墩twin-jaw crusher双颚式轧碎机twin screw and nut双螺杆与螺帽twin flexible cord双股软线twin stopped ladle双塞棒钢(水)包, 双塞杆钢(水)罐twin-hull vessel双体船twin-bedded room双人间twindisc-bearing双圆盘轴承twin bundled lines双分裂导线线路twin electric horn双警报器