0 in one direction and then in the opposite direction, a number of times:
She was gazing out the window, rocking rhythmically to and fro.
The ultrasonic sensor and strain gauge are driven to and fro toward the tube surface by high pressure air.
Not only do people move to and fro across international space, their personal relationships change.
The heart of the practice, the administration hub, lies behind it and, from this, staff radiate to and fro as they carry out their work.
The actuated rotary joint propelled the leg to and fro, and thus, controlled the direction of motion.
Upon returning to the stationary frame of reference, these cells are precisely the viscous vortices oscillating to and fro high above the ripples.
The letters and telegrams sent to and fro, complete with ever-changing financial figures, are quoted extensively.
It is a constant to and fro of patients.
The inexorable persistence of the opening motive conjures up a grief-stricken widow, rocking to and fro in her overwhelming sorrow.
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往復地, 來回地…
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de un lado a otro, de un lado al otro, yendo y viniendo…
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de um lado para o outro…
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şuraya buraya, öteye beriye, ileri geri…
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de long en large…
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sem a tam…
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