back and forth
短语词组
- back k and forth 來廻地
- Back -and forth communication 反反複複的交流
- back and forth method 往返法;嘗試法;選擇法
- Rotate back and forth 往返鏇轉
- Shuttling Back and Forth 左右穿梭
- Talk Back And Forth 言來語去
- B back and forth 來廻地;來廻
- roll back and forth 舒卷
- Number back and forth 多少人來來廻廻 返回 back and forth