只说不做 只說不做

    zhǐshuōbùzuò

    1. Idiomto be all talk and no action

    他总是只说不做,从来不兑现承诺。Tā zǒngshì zhǐshuōbùzuò, cóngláibù duìxiàn chéngnuò.He's just a talker, never following through with his promises.