another
/əˈnʌðə(r)/determiner & pronoun
1
- used to refer to an additional person or thing of the same type as one already mentioned or known about; one more; a further（人, 事物）又一个（的）, 再一个（的）：
as determiner have another drink再喝一杯
I didn't say another word
我没有再说一个字
as pronoun she was to become another of his stars.她会成为他的另一个明星。
1.1
- as determiner used with a proper name to indicate someone or something's similarity to the person or event specified和专有名词连用, 表示同类的人或事件又一个：
this will not be another Vietnam.
这不会是另一个越南。
2
- used to refer to a different person or thing from one already mentioned or known about（人, 事物）别的, 不同的：
as determiner his wife left him for another man他妻子离开了他跟了别的男人
as pronoun moving from one place to another.从一地到另一地。
2.1
- as determiner used to refer to someone sharing an attribute in common with the person already mentioned另一类似的：
his kiss with another man caused a tabloid rumpus.
他和另一男人接吻造就了小报的轰动新闻。
词源
Middle English: as an other until the 16th cent.