| 雙穩電路 bistable circuit |
| 雙穩運用 bistable operation |
| 雙立人 "彳",one of the Chinese chara... |
| 雙端功率發射管 double-ended power transmitt... |
| 雙端固定梁 beam with both ends fixed |
| 雙端隊列 deque |
| 雙筒 binocular |
| 雙筒井 double-bore well |
| 雙筒顯微鏡 binocular microscope |
| 雙筒望遠鏡 binocular |
| 雙筒槍 double barrelled gun |
| 雙筒立體顯微鏡 orthostereoscope |
| 雙筒線圈 binocular coil |
| 雙管 double-barrelled |
| 雙管冷卻管 coiled-cooling |
| 雙管式攝像機 two-tube camera |
| 雙管機槍 machine gun |
| 雙管槍 double-barrel |
| 雙管直接回水系統 two pipe direct return syste... |
| 雙管空氣調節系統 dual duct air conditioning s... |
| 雙管立式噴霧器 duplex vertical sprayer |
| 雙管豎笛 double flageolet |
| 雙管采油 dual tubing oil recovery |
| 雙管齊下 paint a picture with two bru... |
| 雙簧 a two-man act,with one speak... |
