The virtual stack -- like a real stack -- is a lastin-firstout (LIFO) data structure that temporarily stores function arguments and function results.
虚拟堆栈与实际堆栈类似，是一种后进先出（LIFO）的数据结构，可以用来临时存储函数参数和函数结果。
2
As you probably know, a stack is a data structure that is used to add and remove items in a last-in, first-out manner.
正如你可能知道的那样， 堆栈 是一种数据结构，被用来以后入先出的模式增加或移除条目。
3
The SqlQueue works in a similar fashion, but it works like a queue would (first item in, first item out; instead of last item in, first item out, like the stack).