year-on-year解释什么?

year-on-year解释什么? year-on-year growth Happy New Year! 什么意思 ?求解释 year 前应该用什么,in on year Year Year Over Year什么意思? year by year和year after year有什么区别? year by year与year after year有什么区别year by year,year after year分别用在什么地方 year by year 句子用什么时态 last year同义词什么one year 英语翻译：up 21.5 percent on a year-on-year basis every year on my birthday Every year on my birthday at new year还是on last year 什么时态 gap year什么意思 year什么意思