many英文什么意思

many许多的是一个形容词。

I don't have many friends.我的朋友不多。

询问数量的多少用how many，How many sisters do you have?你有几个姐妹？

many只修饰可数名词，不可数名词用much。

as many as：一样多，There weren't as many people at the meeting as we expected.参加会议的人数没有我们期望的那么多。