refract/rɪˈfrækt; rɪ`frækt/ v[Tn]bend (a ray of light) where it enters eg water or glass at an oblique angle from a medium of different density 使（光线）折射 Light is refracted when passed through a prism. 光线经过棱镜时产生折射现象.
牛津英汉双解词典