n. 过多, 冗长, 累赘, 多余, 冗余位, 冗余度, 冗余码, 多余信息

[计] 冗余

n. repetition of messages to reduce the probability of errors in transmission

n. the attribute of being superfluous and unneeded

n. (electronics) a system design that duplicates components to provide alternatives in case one component fails

n. repetition of an act needlessly