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＝may may=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