constant和permanent区别及例句答:permanent,长久的,持久的,是一个长时间的.constant,定值的,常数的,不变的.我已经举了联合国安理会的常任理事国,permanent members of UN Security Council permanent的相反词是temporary临时的.临时的员工叫做temporary employee,正式,长期的员工叫做permanent employee constant:比如说constant noise, constant ...