meibomian glands

例句：

1. 1. The meibomian glands are responsible for producing tears that moisten the eyes.
   泪腺负责产生泪水，使眼睛保持湿润。
2. 2. Tears are essential for maintaining eye health and comfort.
   泪水对于维护眼部健康和舒适至关重要。
3. 3. During a cold, the meibomian glands may produce more tears to help keep the eyes moist.
   感冒时，泪腺可能会分泌更多的泪水，以帮助保持眼睛湿润。