Word · Frequency #12712
null
无效
核心释义
having no legal or binding force; invalid
- 1.
无效的;'null and void'
Having no validity; "null and void".
- 2.
不重要的
Insignificant.
- 3.
缺席或不存在的
Absent or non-existent.
- 4.
空集的
Of the null set.
- 5.
精确为零的值的
Of or comprising a value of precisely zero.
- 6.
导致基因功能完全丧失的;无定形的
Causing a complete loss of gene function; amorphic.
- 7.
中性的
Neutral.
不存在的;空的;零值的;中性的;微不足道的;空集的
用法In use
The contract was declared null because it lacked proper signatures.
用法提示:此处 'null' 作形容词,表示法律上无效。
His vote was considered null due to a procedural error.
用法提示:'null' 作形容词,描述选票无效的状态。
The court ruled that the agreement was null and void.
用法提示:'null' 与 'void' 连用,强调无法律约束力。
be null
系表结构,表示状态无效。
The agreement is null because it was signed under duress.
该协议无效,因为是在胁迫下签署的。
null and void
固定短语,常用于法律语境,强调完全无效。
The court declared the contract null and void.
相关词与表达Connections
易混词Confusing words
词族Word family
- nullify
- 使无效;使失去法律效力 · verb
- nullification
- 无效化;废除 · noun
学习提示Learner notes
一起学习词形Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.