adj.解开钮扣的，无拘束的；v.解开（纽扣）( unbutton的过去式和过去分词 )；打开；表露；吐露 英英释义： unbuttoned[ ,ʌn'bʌtənd ]adj.not buttoned"the wind picked up the hem of her unbuttoned coat"同义词：unfastenednot under constraint in action or expression"this unbuttoned and disrespectful age"同义词：unl