Pavilions that offer a convincing conceptual environment are the most celebrated.

概念环境令人心悦诚服的展馆都是做得最成功的。

youdao

It turns out that slightly before the stack, slightly before this conceptual chunk of memory, there's other things called environment variables that we may see over time but elsewhere in memory are other things.

结果是稍微在堆之前，稍微在这个内存块概念之前，另外还一个东西叫做环境变量,我们之后可能看到，内存中的其他地方,是其他的东西。

哈佛公开课 - 计算机科学课程节选