hair sac

• 毛囊

hair sac的用法和样例：

例句

1. Sebaceous glands are attached to each hair follicle.
   皮脂腺附着于每个毛囊上。
2. Our follicles produce hair that is straight, wavy or curly.
   我们的毛囊生产的毛有直的，波浪式的或卷曲的。