a variety of 可以用什么相近的短语替换?

a variety of 的用法 for a long period of time可以用什么替换? a variety of 和the variety of 的区别? the variety of,a variety of 的区别? a variety of foods和variety of foods的区别? 英语口语发音a wide variety of items variety of of的o音不发?variety of “迁”可以用 替换,意思相近的字还有 找出意思相近的选项替换括号部分的短语 a variety of 和the variety of 的区别是什么,他们后面动词用单数还是复数? “a variety of”的中文意思是? why not和什么短语可以替换? 用a variety of怎么造句