plat·i·tude
noun/ˈplætɪtjuːd/
/ˈplætɪtuːd/
(disapproving)- a comment or statement that has been made very often before and is therefore not interesting
陈词滥调；老生常谈 - a political speech full of platitudes and empty promises
充满陈词滥调和空洞承诺的政治演讲
Word Originearly 19th cent.: from French, from plat ‘flat’. - a political speech full of platitudes and empty promises