冗余

tā men zhèng miàn lín rǒng yú de wēi xié

他们正面临冗余的威胁。

They are facing with the threat of redundancy.

zhè ge wén jiàn zhōng de rǒng yú xìn xī duì xīn shǒu lái shuō bìng bù shi bì yào de

这个文件中的冗余信息对新手来说并不是必要的。

The redundant information in this file is not necessary for novices.