空洞无物 (kōng dòng wú wù) | Meaning: empty cave, nothing there (idiom); devoid of substance | Chinese Idiom with Pinyin & Origin

as empty as anything (idiom); completely bereft · to have nothing · vacuous · hollow · empty (argument, head etc)空空如也kōng kōng rú yě

lit. has a name but no reality (idiom); exists only in name · nominal有名无实yǒu míng wú shí

cavity · empty · vacuous空洞kōng dòng

far from the mark · too far afield · go wide of the mark · be all abroad离题万里lí tí wàn lǐ

a lengthy speech (or article) · a ponderous thesis · long-windedness长篇大论cháng piān dà lùn

not to the point · wide of the mark · neither here nor there · irrelevant不着边际bù zhuó biān jì

empty cave, nothing there (idiom); devoid of substance · nothing new to show