抜…的变化/增加/下降/增长有几个方面的原因/因素。首先…，其次…

There are several reasons/causes/factors for the changes/increase/decline/growth in…(First, …Second…)

youdao

抜…的变化/增加/下降/增长有几个方面的原因/因素。首先…，其次…

There are several reasons/causes/factors for the changes/increase/decline/growth in…(First, …Second…)

youdao