nullity
美['nʌlətɪ] 英['nʌlɪtɪ]
n. 无效；无足轻重
英英释义
Noun- the state of nonexistence
- something that is null (especially an enactment that has no legal validity)
例句
用作名词(n.)- The aggregate of human knowledge , as compared with what is to be learned , is a mere nullity.人类聚集之知识
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