betulin
/'betjulin/
📖 中文释义
- 桦木脑, 桦木醇, 白桦脂醇
📘 English Definition（英文释义）
- n. A substance of a resinous nature, obtained from the outer
- bark of the common European birch (Betula alba), or from the tar
- prepared therefrom; -- called also birch camphor.
/'betjulin/