give oneself airs   (TTS發音)

act proud；act vain 盛氣凌人；裝腔作勢；擺架子；神氣活現

    John gave himself airs when he won first prize in the English Speech Contest. 約翰在英語演講賽中獲得第1名，便神氣活現。

    He always gives himself airs. 他總是擺架子。