1as作副词使用时是同样地、一样地、例如的意思,看例句,it's not as good as it used to be. 这个不如以前好了。she'll soon be as tall as her mother. 她很快就会和她母亲一样高了。2as也可以作为介词,是以…的身份;作为的意思,举个例子,she works as a waitress. 她是名服务员。3而当as作为...
twice as much as 和twice as many as这两个词组采用了“倍数+as+形容词/副词/名词+as”的表达形式,均表示两倍之多的意思。但是,twice as much as 后面要跟不可数名词或数词,twice as many as 后面要跟可数名词。例如:1、since 1951 the arctic has warmed roughly twice as much as...