one of the 12 named periods of time that a year is divided into

月，月份:

Phil is coming home for a visit next month.

菲尔下个月要回家来看看。

She'll be thirteen this month.

到这个月她就 13 岁了。

I hope I'll have finished the work by the end of the month .

我希望我这个月底能完成工作。

She earns about ￡350 a month (=each month) .

她每月挣 350 英镑左右。

We update the schedule at least once a month.

我们至少每月更新一次日程表。

It snowed heavily during the month of January.

一月份下了很大的雪。

a period of about four weeks

一个月:

She has an eight-month-old daughter.

她有一个八个月大的女儿。

He'll be away for two months.

他要出去两个月。

The symptoms she suffered varied from month to month (=every few weeks she had different medical problems) .

她的症状每个月都不同。

a month-long transport strike

历时一个月的交通运输系统罢工

months, a long time, especially several months

长时间〔尤指数月〕:

Redecorating the kitchen took months.

重新装修厨房花了好几个月。

I haven't seen him for months.

我好长时间没见到他了。

month after month, used to emphasize that something happens regularly or continuously for a period of time

一月又一月，每月:

I felt I was doing the same old thing week after week, month after month.

我觉得自己周复一周、月复一月地干着相同的事。

month by month, used when you are talking about a situation that develops slowly and steadily over a period of time

逐月:

Unemployment figures are rising month by month.

失业数字每个月都在增加。

never / not in a month of Sundays, especially [BrE] spoken used to emphasize that something will definitely never happen

永远也不会:

You won't find someone to do that job in a month of Sundays.

你是不可能找到人干那个工作的。