| 双面绒棉毯 felted flannel |
| 双面绢网印花机 duplex screen printing machi... |
| 双面绣 double-faced embroidery |
| 双面缎纹呢 japilline |
| 双面胶印机 offset perfector |
| 双面装修 double measure |
| 双面软盘 two-sided flexible disk |
| 双面金属化纸 double-sided metallized pape... |
| 双面针织物 double jersey |
| 双面针迹 duplicate stitch |
| 双面锉刀 double-ender |
| 双韧维管束 bicollateral bundle |
| 双音 double tone |
| 双音信号发生器 double-tone signal oscillato... |
| 双音多频 dual-tone multifrequency |
| 双音振荡器 double tone oscillator |
| 双音节词 disyllabic word |
| 双音调调制 two-tone modulation |
| 双颊丰满的女孩 a girl with plump cheeks |
| 双颊凹陷 sunken cheeks |
| 双颊红润 have rosy cheeks |
| 双颏 buccula |
| 双频发电机 double-frequency generator |
| 双频激光器 two-frequency laser |
| 双频电码 dual frequency code |
