So it's an address, it's a pointer, address pointer, synonyms for now, so it's the address of a char so this makes sense because s1 is also the address of a char so if I wanted to make a copy of that address this is absolutely the right syntax.

是一个地址，是一个指针，地址指针，也就是，char型数据的地址,这是有意义的，因为s1也是一个char型数据的地址,所以如果我想要复制那个地址,这个绝对是正确的语法。

哈佛公开课 - 计算机科学课程节选

Well, it turns out on most computers an address of the location and memory, aka a pointer, is itself 32 bits.

好的，它是一个计算机内存地址,或者说一个指针，占32位。

哈佛公开课 - 计算机科学课程节选

Instead if we want this pointer to represent the address of something in as much as it points at that address let's just draw an arrow.

如果我们想要让这个指针表示,数据的地址，它指向的地址,我用一个箭头表示。

哈佛公开课 - 计算机科学课程节选