she goes up and down the building by lift 这句话对吗

she goes up and down the building by lift what goes up and never goes down? he goes up and down翻译 she goes up and down the building by lift 这句话对吗 What always goes up and never goes down? What always goes up and never goes down?是什么意思? What always goes up and never goes down? she must look up and down first What thing always goes up,and never comes down what goes up and down but doesn't move? 是什么意思? Which thing always goes up,and never comes down?是什么? what goes up and down the stairs without moving? What is it that goes up and never goes down ?请帮忙猜一下那是什么? a---- goes up and never goes down How good it is to be always young When the sun goes down,the air gets cooler and the temperature goes down or ______A.drops B.rises C.up D.goes up It goes up and down ,in and out ,front and back ,sometimes'中文意思? What goes up and never comes down?What goes up and never comes down?A Monkeys B House C Your age D Boys and girs How does she go up and down in highrises ?(英译中)