mountains of可数吗

　　例句：

　　mountains of cash are piling up.

　　赚的钱堆积如山。

　　Fires in mountains of the North America.

　　北美山区的火焰。

　　Mountains of debt will have to be reduced.

　　人们也要降低那如山的债务。

　　Figure 3: The white marble mountains of carrara.

　　图三：卡拉拉的白色大理石山。