countershading / ˈkaʊn tərˌʃeɪ dɪŋ /

🎓大学词汇反阴影反影遮阳板遮阳

countershading 的定义

n. 名词 noun

Zoology.

  1. the development of dark colors on parts usually exposed to the sun and of light colors on parts usually shaded, especially as serving for protection or concealment.