pale catechu

例句：

1. 1.The pale catechu tree is a rare and beautiful species.
   这种淡黄色的树是稀有而美丽的物种。
2. 2. The pale catechu bark has been used in traditional medicine for centuries.
   淡黄色的树皮在传统医学中被使用了几个世纪。
3. 3.The pale catechu leaves are rich in antioxidants and have anti-inflammatory properties.
   淡黄色的叶子富含抗氧化剂，具有抗炎特性。