refraction ri'frækʃәn
释义
n. 折光, 折射
[医] 折射, 屈光
英文释义
n. the change in direction of a propagating wave (light or sound) when passing from one medium to another
词形变化
复数: refractions
BNC词频排名: 25,451 | 当代语料库词频排名: 24,651