redundancy
英[r?'d?nd(?)ns?]
美[r?'d?nd?nsi]
- n. [計][數] 冗余（等于redundance）；裁員；人浮于事
英英釋意
- 1. repetition of messages to reduce the probability of errors in transmission
- 2. the attribute of being superfluous and unneeded;
- "the use of industrial robots created redundancy among workers"
- 3. (electronics) a system design that duplicates components to provide alternatives in case one component fails
- 4. repetition of an act needlessly