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
- If this argument is null, then updatable cursors are used to modify the selected columns.
如果该参数为null，则使用可更新的游标来修改所选的列。 - Data is Null. This method or property cannot be called on Null values.
数据为空。不能对空值调用此方法或属性。 - Null value is not allowed in unique index or primary key.
唯一性索引或主键中不允许有空值。 - An empty or null array is not a valid return value.
空的或null数组不是一个有效的返回值。 - 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。 - If this is null, the semaphore cannot be inherited.
如果这个指针为空，那么这个信号量就不能被继承。 - 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。 - Returns NULL if the wrong passphrase or authenticator information is used.
如果使用了错误的通行短语或验证器信息，则返回null。 - That Oliver gave you are both null and void.
网址和密码，都已经无效了。 - 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。