"The beginning or the end?"
“月初还是月底？”
By the end of October 1886,
到1886年10月底，
He pays at the end of each quarter,that is at the end of March, June,September and December.
他在每一季度末付款，就是三月底、六月底、九月底和十二月底。
takes place in late January or early February,
是在1月底或2月初，
It begins in early December and lasts until late February.
从12月初到2月底。
Abandoned late in July, it was retaken early in August.
七月底放弃，八月初收回。
per ultimo
月底期(有价证券在月底交割和付款)
She expects to deliver in late August.
她的预产期在八月底
I shall not be in funds until the end of this month.
到这个月底我才会有钱。
At the end of the month I was & 100 out of pocket.
到月底我亏了一百英镑。
He couldn't stretch out his money to the end of the month.
他的钱花不到月底.
I will pay at the end of the month.
我想在这个月底付款。
I shall write to you again at the end of the month.
我月底给你再写一封信.
I will be back by the end of next month.
我下个月底会回来。
We're always in the red at the end of the month.
每到月底我们总是亏欠。
I shall settle with you at the end of the month.
欠你的钱我月底还清。
I start work at the end of August.
我八月底开始工作。
The L/C will expire at the end of the current month .
该信用证本月底过期。