单词：back-front
n. 回笼
[网络] 后-前
[网络] 后-前
back-front的用法和样例：
词汇搭配
- set back front axle后移前轴
- front and back一前一后站法...
- front-to-back slope前后坡度
- front-back connection前后面连接
- back front八字砖,盖板砖...
- front-to-back ratio正反向比
- back-to-front ratio反-正比
- front to back ratio方向性比
- back front ratio后-前比
- front to back ratio of antenna天线前后向防卫度...
- back to front背对面地杂乱无序的...