null pointer通常被翻译为"计、零指示字"的意思，在英美地区还有"零指针"的意思，单词读音音标为[nullpointer]，null pointer是一个英语名词，在《英语词汇学习小词典》中，共找到29个与null pointer相关的句子。

1.计

例句:Since we have my red laser pointer, we will also try with the red laser pointer, which is centered at wavelength of 700 nanometers. (因为我们有我的红色激光笔，我们也会尝试红色激光笔，它的中心波长是 700 纳米。)

2.零指示字

例句:Synthesizes a function pointer type from given properties. (根据给定的属性合成一个函数指针。)

3.零指针

例句:The name Von derNuell nevercame up in talks with Goebbels? (你敢说你没有把von der Null 这个名字告诉戈培尔?)

null pointer一般作为名词使用，如在null pointer exception(空指针异常)、null pointer value([计] 零指示字值)、standard null pointer([计] 标准空指示字)等常见短语中出现较多。

1. The name Von derNuell nevercame up in talks with Goebbels? (翻译:你敢说你没有把von der Null 这个名字告诉戈培尔?)

2. So you had him conscripted into the army and nowhe's missing? (翻译:于是von der Null就被抓了壮丁 从此下落不明 这是真的吧)

3. She tapped on the world map with her pointer. (翻译:她用教鞭轻点在那张世界地图上。)

4. SQRT returns a null result if the argument is null. (翻译:如果参数为空，则SQRT返回的结果为空。)

5. Several null mutants have been generated. (翻译:一些无效变体已经生成。)

6. Knocks down that three pointer. (翻译:{\fnMicrosoft YaHei}拿下三分)

7. (As we've seen above, fgets returns NULL while getc returns EOF.) (翻译:正如我们在上面看到的，fgets返回NULL而getc返回e OF。)

8. That vector is called a "null vector". (翻译:那种矢量就叫做”零矢量“。)

9. Well, once. He said he had read whatthis man wrote aboutme. (翻译:戈培尔倒是曾经向我提及von der Null.)

10. The bindtextdomain() function returns the directory pathname currently bound to the domain. If it fails, null pointer will be returned. (翻译:函数返回当前绑定到域的目录路径名。如果失败，返回空指针。)

11. Unfortunately, automata theory tells us that no tool could ever statically determine which programs will throw null-pointer exceptions. (翻译:不幸的是，自动控制理论告诉我们，没有工具可以静态地决定哪些程序将抛出空指针异常。)

12. The value for the first key is 4 bytes long and it is entirely NULLs. (翻译:第一个键的值为 4 字节且其完全为 NULL。)

13. Attempting to unbox null or a reference to an incompatible value type will cause an InvalidCastException. (翻译:尝试取消装箱null或对不兼容值类型的引用会导致InvalidCastException。)

14. If nullable, it will contain the null value. (翻译:如果可为空，它将包含null值。)

15. Nullable types and null coalescing operator (翻译:可置空类型和 空合并运算符 )