null
英 [nʌl]
美 [nʌl]
adj. 零值的; 等于零的
现在分词：nulling 过去分词：nulled 过去式：nulled 复数：nulls 第三人称单数：nulls
BNC.12712 / COCA.15008
习惯用语
adj.
- null and void
- 无法律效力的；无效的
having no legal force; not valid - The contract was declared null and void.
合同被宣布无效。
牛津词典
adj.
- 零值的；等于零的
having the value zero- a null result
毫无结果
- a null result
柯林斯词典
- PHRASE (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 isnull and void, it is not legally valid.- A spokeswoman said the agreement had been declared null and void...
女发言人称该协议已宣布无效。 - 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。
- A spokeswoman said the agreement had been declared null and void...
英英释义
noun
- a quantity of no importance
- 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
adj
- lacking any legal or binding force
- null and void
双语例句
- A spokeswoman said the agreement had been declared null and void
女发言人称该协议已宣布无效。 - NULL values in a column can be replaced by user-defined text using the NULL TEXT option.
可以使用NULLTEXT选项将一个列中的NULL值替换为用户定义的文本。 - This parameter can be NULL.
该参数可以为空。 - The self-calibration scheme can also be extended to null system offset and gain errors in the input channel.
自动校准方案也可以被扩展用来校准系统零点偏置和输入通道中的增益误差。 - The marriage was declared null and void.
婚事已宣告无效了。 - The fifth parameter to which we pass null in this example accepts an image instance.
第五个参数（在本例中我们将null传递给它）接受一个图像实例。 - Bernie: I told him I had null to do with this operation.
伯尼：我告诉过他了，我和这桩生意没关系。 - We added the NOT NULL flag to indicate that the fields must not be null.
我们添加了NOTNULL标志来指示字段必须不能为空。 - 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。 - This tag determines whether or not the field in the name attribute is null.
这个标签确定name属性中的字段是否为空。