[mass noun]high-sounding language with little meaning, used to impress people 夸大的言辞,高调
派生 bombastic adjective bombastically adverb 语源
mid 16th cent. (denoting raw cotton or cotton wool used as padding, later used figuratively): from Old French bombace, from medieval Latin bombax, bombac-, alteration of bombyx 'silkworm' (see bombazine)