C2 陈词滥调的,老生常谈的,老套的often said, used, or done, and therefore not original and not interesting
He made some clichéd remark. 他说了一些老生常谈的话。
It might sound clichéd, but knowing that you're doing something worthwhile makes a big difference. 这听起来可能有点老套,但知道你正在做的事情是有价值的非常重要。
See: cliché