ups and downs 盛衰, 沉浮
Up \Up\, n.
The state of being up or above; a state of elevation,
prosperity, or the like; -- rarely occurring except in the
phrase ups and downs. [Colloq.]
{Ups and downs}, alternate states of elevation and
depression, or of prosperity and the contrary. [Colloq.]
They had their ups and downs of fortune.
--Thackeray.