有一首歌 歌词上来就是a beautiful day by day。。。。是个韩国女的唱的 唱的很轻挺甜的

beautiful day
http://www.tudou.com/programs/view/fH6kfquLNyA/ （网址，这里有一段视频）本回答被提问者采纳

springloll 的beautiful day

问题中正确的歌词应该为“oh beautiful Day by day”，这句歌词出自歌曲《Beautiful Day》，演唱者为Springloll。歌曲收录在同名专辑《Beautiful Day》中，于2010年9月11发行。

歌词如下（韩文部分为音译）：

Oh Beautiful Day by day keu dai len dal men hai sal qiao laom bu deu laob gai
Oh Beautiful Day by day every Day ong zai na kao pi hiang gi qiao laom
ou nenl da la you nan ni hiang geu han mi soul enl ka den ki ta ma
ou keu dai ye saing ga kai dou yi ma chu men keu dai ai gai cao nai jil ga
ha nenl da la hen len nen pa lam ai hiang gi len ga deu si lao sao
wu li sa lang han sen pun dou saol tang ha na nan tal kong man ka pai la dai
Love is Sweet Love is Truth Love is Kiss
ong zai na wu li qi genm qiao laom dai lou dal kong han ka gen men bitter taste
hiang gin en dou qin ha gai
Oh Beautiful Day by day keu dai len dal men hai sal qiao laom bu deu laob gai
Oh Beautiful Day by day every Day ong zai na kao pi hiang gi qiao laom
Love is Sweet Love is Truth Love is Kiss
ong zai na wu li qi genm qiao laom dai lou dal kong han ka gen men bitter taste
hiang gin en dou qin ha gai ou~
Oh Beautiful Day by day keu dai len dal men hai sal qiao laom bu deu laob gai
Oh Beautiful Day by day every Day ong zai na kao pi hiang gi qiao laom
Oh Beautiful Day by day keu dai len dal men hai sal qiao laom bu deu laob gai
Oh Beautiful Day by day every Day ong zai na kao pi hiang gi qiao laom
ong zai na kao pi hiang gi qiao laom

试听链接：http://www.kuwo.cn/yinyue/2130106/