| 单词 | redundancy |
|---|---|
| 音标 | [ri'dʌndənsi] |
| 解释 | n.过剩；备份；似乎多余其实重要的后备力量 |
| 红宝书 | 【英】 过剩(the state of being redundant; superfluity); 【同】 亦作redundance 【例】 Redundancy is both wasteful and inefficient. |
| 字源 | redundancy (n.) c.1600; see redundant + -ancy. Sense in employment is from 1931, chiefly British. |
| 不择手段背单词 | 无 |
| 趣味全助记 | 【记】re + done 又做了一遍，重复 |
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