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null

美音： [nʌl] 英音： [nʌl]

null基本解释

形容词零值的; 等于零的; （协议）无法律效力; 失效的

null网络解释

1. 空的：压缩的时候,有一定的 bitrate,如果前面的画面太难压缩,用掉太多 bit,到了这个画面时 bit 用光了,无法分配 bit 给这个画面使用,这时这个Frame 无法压缩,只好 drop 掉, 产生一个空的(Null) Frame.

2. 无效：由于本文采用间接法计算应力场,因此模型建立与网格剖分必须与温度场的计算模型相同,将空气与感应线圈单元设为无效(NULL)单元,温度场所用单元PLANE55转换为结构单元PLANE42,保持单元数与结点数不变.

3. null：nul; 空行;空值

null词典解释

1. (协议、宣言或选举结果)无法律效力的，无效的
If an agreement, a declaration, or the result of an election is null and void, it is not legally valid.

e.g. A spokeswoman said the agreement had been declared null and void...
女发言人称该协议已宣布无效。
e.g. The declaration was null and void as it was proclaimed in completely illegal circumstances.
该声明无效，因为它是在完全非法的情况下宣布的。

null英英释义

noun

1. a quantity of no importance

e.g. it looked like nothing I had ever seen before
reduced to nil all the work we had done
we racked up a pathetic goose egg
it was all for naught
I didn't hear zilch about it

Synonym: nothingnilnixnadaaughtciphercyphergoose eggnaughtzerozilchzipzippo

adj

1. lacking any legal or binding force

e.g. null and void

Synonym: void

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