rosinolrosin oil

例句：

1. 1. The traditional Chinese medicine uses rosinol as an active ingredient.
   这种传统中药使用松脂油作为活性成分。
2. 2.The manufacturer of the cosmetics company uses rosinol in their products.
   这家化妆品公司的制造商使用松脂油在他们的产品中。
3. 3.The oil is extracted from the bark of the Pinus pinaster tree, which is commonly known as pine.
   这种油是从针叶树的树皮中提取出来的，这种树通常被称为松树。