backward counter
短語詞組
- backward forward counter 正反向計數(shù)器
- backward d counter 減法計數(shù)器
- Backward -Forward Counter 正反向計數(shù)器;加減計數(shù)器;[計]雙向計數(shù)器;翻譯
- forward -backward counter [計]加減計數(shù)器;翻譯
- forward backward counter 雙向計數(shù)器
- forward and reverse backward counter 雙向計數(shù)器 返回 backward counter