*tune¹/tun; tjuːn/ n 1 [C] a series of musical notes that are nice to listen to 调子，曲调，旋律: Jill was humming a little tune to herself. 吉尔自顾自地哼着小曲。 2 in tune playing or singing the correct musical notes 〔演奏或唱歌〕合调 3 out of tune playing or singing notes that are too high or low 〔演奏或唱歌〕走调: My guitar's completely out of tune. 我的吉他完全走调了。 4 change your tune to suddenly have a different opinion about something 〔突然〕改变观点