[with obj.]make (rays of light or particles) accurately parallel 使(光线,粒子线)平行 [as adj. collimated]a collimated electron beam. 一条平行电子束。 ■accurately set the alignment of (an optical or other system) 校准(光学系统,其他系统)
派生 collimation noun 语源
mid 19th cent.: from Latin collimare, an erroneous reading (in some editions of Cicero) of collineare 'align or aim', from col- 'together with' + linea 'line'