腮腺的

例句：

1. 1. The patient's salivawas tested for bacteria.
   病人的唾液被用来检测细菌。
2. 2. The doctor advised him torinse his mouth with salt water before surgery.
   医生建议他在手术前用盐水漱口。
3. 3.Saliva is essential for digestion and helpsbreak down food.
   唾液对于消化至关重要，有助于分解食物。