range n.范围；射程；山脉；排；一系列；闲逛；炉灶；【数】值域，极差v.排列；使…站在某一方；延伸；漫游；射程达到(某距离)
双语例句
Because the Faraday rotation angle increases periodically with the current measured,only a monotone region of the sinusoid could be used and the measurement range is narrowed. 由于法拉第旋转角随被测电流周期性增大，测量时只能利用正弦曲线单调变化的部分，因此限制了电流的测量范围。
