media与medium的区别
不是说medium是media的复数形式吗?那意味着media是单数形式咯!
可是我看到这句话：Some media are full of violence.这有are是怎么回事?
还有一句：In recent years,more and more various mediums report poor students lost their chance to go to college only because of the high college tuition.
这里为什么用‘mediums’?medium本来不就是复数形式吗?为什么还要加s?