Parotin
腮腺激素, 唾液腺素
🗣️ 情景例句
Something old ...
旧的东西……
A life without a purpose is a ship without a rudder.
人生无目的，犹如船失去了舵。
I have breakfast at 7:00 and then I go to school.
我七点吃早餐，然后去上学。