1、January,一月,簡寫是:JAN;February,二月,簡寫:FEB;2、March,三月,簡寫:MAR;April,四月,簡寫:APR;3、May,五月,簡寫:May;June,六月,簡寫:June;4、July,七月,簡寫:July;August,八月,簡寫:AUG;5、September,九月,簡寫:SEP;October,十月,簡寫:OCT;6、November, 十一月,簡寫:NOV;December,十二月,簡寫:DEC。