1、Nullable types and null coalescing operator
可置空類(lèi)型和空合并運(yùn)算符

2、Library Support for nullable types, including conversion operators and arithmetic operators.
為可空類(lèi)型提供類(lèi)庫(kù)支持，包括轉(zhuǎn)換運(yùn)算符和算術(shù)運(yùn)算符。

3、The nullable button should not be checked.
不應(yīng)選中可空按鈕（nullable button）。

4、Counts the number of nanosecond boundaries between two nullable dates.
對(duì)兩個(gè)指定日期之間的毫微秒邊界數(shù)進(jìn)行計(jì)數(shù)。

5、If you use a nullable VARGRAPHIC column instead, the 1021-byte index limitation is still true.
如果使用可空的vargraphic列，那么1021字節(jié)的索引限制仍然是對(duì)的。

6、In C# you can flag a value type as a nullable type by adding ? after the type.
在C#中，你可以在一個(gè)允許為空的值類(lèi)型后面加上一個(gè)問(wèn)號(hào)（比如，int?x;）。

7、Counts the number of hour boundaries between two nullable dates.
對(duì)兩個(gè)指定日期之間的小時(shí)邊界進(jìn)行計(jì)數(shù)。

8、I recently ran MoMA on SubSonic and found only one issue - a weird use of Nullable types.
最近我在SubSonic上運(yùn)行了MoMA，只發(fā)現(xiàn)了一個(gè)問(wèn)題——Nullable類(lèi)型的一個(gè)奇怪應(yīng)用。

9、Specifically, any type defined as Nullable wasn't allowed to be optional.
特別地，定義為Nullable (OfT)的任何類(lèi)型都不允許是可選的。

nullable翻譯