Defconstant
定义常量
🗣️ 情景例句
People who take less exercise seem more vulnerable to illness.
缺少运动的人对疾病的抵抗力就差。
Try your friend ere you trust him.
对朋友要先考验，后信任。
People enjoyed the stamps very much.
人们非常喜爱这些邮票。