月份的复数形式
month 的复数：months
n. 月；月份；约 30 天的时间；一个月的时间；数月；很长时间
例句：
The trial is expected to continue for three months.
预计审判要持续三个月。
It is imperative to continue the treatment for at least two months.
必须继续治疗至少两个月。
The problem has come to the fore again in recent months.
近几个月来这个问题又成为热点。
