betulaceous /dj:,betjuə'leiʃəs/ 📖 中文释义 a. [植物]桦木科(Betulaceae)树木的(包括桦木、赤杨等) 📘 English Definition(英文释义) a of or pertaining to or characteristic of trees of the birch family ← Betulaceae B 字母词表 betulase →