redundant

形容词 redundant:

1. more than is needed, desired, or required
   同义词：excess, extra, spare, supererogatory, superfluous, supernumerary, surplus
2. repetition of same sense in different words- J.B.Conant
   同义词：pleonastic, tautologic, tautological

1. Skill has been made redundant by machine.
   由于使用机器，手艺已变得多余。
2. I regret having to make so many staff redundant.
   我很遗憾不得不裁减这么多职员。
3. There will be no question of anyone being made redundant.
   决不可能裁掉任何人。
4. In the sentence "She lives alone by herself", the word "alone" is redundant.
   在“她独自一人单独生活中”这个句子中，＂单独”是多余的。