1. Skills which have been made redundant by technological advance.
    由于技术进步而变得多余的技术。

1. 多余的：在自然主义者看来,上帝的存在要不是不可能,也是多余的(redundant)人已经成年了,不用依赖上帝了. 基督徒必须坚定地相信,上帝仍然在宇宙间作王,祂不是如自然神论(deism)般主张只藉自然规律来让世界自行连转,而祂不再过问插手;

2. 冗余：PCI扩展槽采用全高横插/半高竖插卡设计,可为用户提供3个全高卡或5个半高卡的安装位. 支持ATX/ 冗余(Redundant)电源. SCSI背板传输速率ultra-320、SATA背板传输速率ultra-300,均为当前最高的设备传输速率.

3. redundant的意思

3. 下岗人员：red-letter day 大喜之日 | redundant 下岗人员 | re-employment 再就业

1. （人员因过剩）被解雇的，被裁减的
    If you are made redundant, your employer tells you to leave because your job is no longer necessary or because your employer cannot afford to keep paying you.

    e.g. My husband was made redundant late last year.
           我丈夫去年年底被裁了。
    e.g. ...a redundant miner.
           失业的矿工

2. 多余的；不再需要的；过剩的
    Something that is redundant is no longer needed because its job is being done by something else or because its job is no longer necessary or useful.

    e.g. Changes in technology may mean that once-valued skills are now redundant.
           技术上的革新可能意味着曾经被重视的技术现在已变得多余。
    e.g. ...the conversion of redundant buildings to residential use.
           将空置大楼改造为住宅