pterylography /,pteri'lɔ^rәfi/ 📖 中文释义 n. [鸟]羽区研究, 鸟羽分布描述 📘 English Definition(英文释义) n. The study or description of the arrangement offeathers, or of the pterylae, of birds. ← pterylae P 字母词表 pterylology →