分泌唾液

例句：

1. 1. The baby secretes milk from its mouth.
   婴儿从嘴里分泌出奶。
2. 2. The chemical secretes a gas when it is heated.
   这种化学物质加热时会释放出气体。
3. 3. The bacteria secrete enzymes to break down food.
   细菌分泌酶来分解食物。