An example of such an error is attempting to insert duplicate value in a primary key.

Charles scored again, with an exact duplicate of his first goal.

查尔斯再次得分,与第一次破门如出一辙.

Documents with this kind of watermark are difficult to duplicate.

带有这种水印的文件很难被复制.

Article 26 No duplicate coal production license shall be issued for mining in the same area.

　第二十六条　在同一开采范围内不得重复颁发煤炭生产许可证.

And she has spent hundreds of dollars on presents every year to duplicate it.

每年她都要花数百美元买礼物重温这种经历.

Can you duplicate the key for me?

你能把这把钥匙再给我配一把 吗 ?

A duplicate Element exists with the same name in the current scope.

当前作用域内存在同名的重复元素.

The following day was almost a duplicate of the day on which Cowperwood had been buried.

第二天,差不多就象是重复那天埋葬柯帕乌的情况.

We have duplicate keys for the front door.

我们有几把相同的前门的钥匙.

Book this agreement in duplicate, one armed both A and B, has the same legal effect.

本约定书一式两份, 甲乙双方各执一份, 具有同等法律效力.

This agreement is done in duplicate.

本协议书一式两份.

This Agreement is in duplicate, one original for each party hereto.

本协议一式二份, 各方圴持有一份正本.

Replaced a duplicate hat style for elder females.

取代了重复的帽子风格老年女性.

I'm on my way to Switzerland, but I've lost my card. I'vegot to get a duplicate.

我正在去瑞士的路上,可是我把卡弄丢了,得去补办一张.

We enclosed our Purchase Confirmation No.777 in duplicate.

我们附寄第777号订购确认书一式两份.

His task will be to duplicate his success overseas here at home.

他在海外取得了成功，现在的任务就是要在国内再创辉煌。

These two examples duplicate each other.

这两个例子重了.

They are both in duplicate.

这两者都是一式两份.

This application is upright A 3, in duplicate, kept the applicant and the tax bureau.

本表为A3竖式, 一式两份, 申请人留存一份,税务机关留存一份.

He let himself in with a duplicate key.

他用一把复制的钥匙打开门进去。

May I borrow duplicate key?

我可以借用备用钥匙 吗 ?