“径”造句

一把测径规
a pair of callipers

因此,线偏振光径全反射后将变成椭圆偏振光.
Linearly polarized light will in consequence become elliptically polarized on total reflection.

冲刷是指流动中的水将任何粒径的土壤冲走的现象.
Scour is the removal of material of any size by flowing water.