popular-categories是什么意思

popular-categories是什么意思 categories是什么意思 这句英语没有语法错误吗?是剑9 test2 写作小作文的考官范文里的一句话：To sum up,although local fixed line calls were still the most popular in 2002,the gap between the three categories had narrowed considerably over the seco popular categories是什么意思 怎么读categories怎么读? popular的中文意思是? more popular和more and more popular哪个是正确 relevant categories是什么意思 featured categories是什么意思 related categories是什么意思 grammatical-categories是什么意思 forms categories什么意思 adjacent categories怎么理解 featured categories是什么意思 featured categories是什么意思 all categories是什么意思 featured categories是什么意思 流行歌曲是pop songs还是popular songs?