roll axis

例句：

1. 1. The machine's rolling axis is aligned perfectly with the table surface.
   这台机器的滚动轴线与桌面表面完美对齐。
2. 2.The engineer carefully adjusted the rolling axis to ensure smooth operation.
   工程师小心翼翼地调整了滚动轴线，以确保操作顺畅。
3. 3. The car's rolling axis was responsible for its ability to turn and maneuver around corners.
   汽车的滚动轴线负责其转弯和在拐角处机动的能力。