created sense approved 波纹/波紋 · bōwén · corrugation
波纹 / 波紋
bōwén
corrugation
a wavy pattern or series of ridges on the surface of an object
这种瓦楞纸板表面有明显的波纹。
noun
created sense approved 波纹/波紋 · bōwén · ripple
波纹 / 波紋
bōwén
ripple
small waves or undulations on the surface of water or other liquids
微风吹过,湖面泛起了层层波纹。
noun