LAST year saw huge success for Adele. And one year on, she is still dominating the music charts (音乐排行榜). The British singer is Billboard’s top artist of 2012. Billboard said last week that Adele is the year’s biggest artist and her 2011 album 21 is this year’s top album. The 24-year-old achieved the same thing last year. On Dec 13, iTunes also announced that 21 was the top-selling record of 2012 in its US store.