['djuːplɪkeɪt]

V.复制，重复

复制除了用copy，还可以用Duplicate！

它是一个常用词，

比如：备份记录是duplicate record；

一式两份是in duplicate；

复制键duplicate key。

它的同义词有repeat、double。

我们来看2个例句：

Once you get used to the sensation, you'll probably be able to duplicate the exercise on your own.

一旦您习惯了这种感受，您完全可以自行操作完成运动。

This is often the case when companies have costly systems that are too expensive to fully duplicate in a test environment.

经常有这样的情况，公司的系统由于过于昂贵而无法在测试环境中完全重现。