to and fro是什么意思


中文翻译往复,来回

网络释义

1)to and fro,往复,来回2)Back and forth; to and from,来回地;往复地3)convolute-cycling,回旋往复4)Movement back and forth; reciprocating movement.,往复来来往往的运动;往复运动5)comings and goings,来来往往6)reciprocating and rotating rollers,往复回转罗拉

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