He continued to move to and fro over the soft carpet.
他继续在柔软的地毯上来回走动。
It is a disc or collar with an irregularly shaped edge, which operates in contact with a rod or lever, and causes it to oscillate, or to move to and fro.
它是一个不规则形的圆碟或圆环，和一个杆或棒连接运作，使它上下或往来摆动。
The 8 piston bodies move to and fro, in and out, and drive the crankshaft to rotate continuously, then the power is output by the engagement of conic gears.
八个活塞体来回内外运动，带动曲轴连续旋转，再通过多对锥齿轮相互啮合的方式，实现动力的输出。
The method and the device enable the materials to be dried to move to and fro from the drying roller to the sleeve, prolong the time of the material in the drying device and fully dry the material.
本发明使待烘干的物料经烘干滚筒至套筒往返移动，延长物料在烘干装置的时间，使物料得到充分干燥。
Once you begin to feel the sensation of electromagnetic energies between your palms, move them slowly to and fro.
一旦你在手掌之间有了电磁能量的感受，慢慢地来回移动双手。
Again move your fingertips to and fro.
再一次来回移动你的手指。
This new-style sensor can move to-and -fro along the horizontal direction. Thus it can actualize the multi-point, itinerant measure of film along the direction of breadth.
由于这种新型传感器可以沿导轨在水平方向上往复位移，所以在被测薄膜的幅宽方向上可以实现多点巡回检测。
This new-style sensor can move to-and -fro along the horizontal direction. Thus it can actualize the multi-point, itinerant measure of film along the direction of breadth.
由于这种新型传感器可以沿导轨在水平方向上往复位移，所以在被测薄膜的幅宽方向上可以实现多点巡回检测。
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