another与the other都有名词和形容词的作用.another意为不定数目(至少三个)中的“另一个；再一个；又一个”,the other指二者之间的“另一个”.试比较：
I have two rulers.One is red,the other is blue.
我有两把尺子,一把是红的,另一把是蓝的.
This ruler is too long.Please give me another.
这把尺子太长了,请再给我拿一把.