九月份缩写为SEP

1、一月份＝jan.jan.=january

2、二月份＝feb.feb.=february

3、三月份＝mar.mar.=march

4、四月份＝apr.apr.=april

5、五月份＝maymay=may

6、六月份＝jun.jun.=june

7、七月份＝jul.jul.=july

8、八月份＝aug.aug.=august

9、九月份＝sep.sept.=september

10、十月份＝oct.oct.=october