So you're clobbering the value of X and then you can't get back X's value because it's too late.

所以你们清除了X的值,然后你们不能找回X的值了，因为太晚了。

哈佛公开课 - 计算机科学课程节选

So you're clobbering the value of X and then you can't get back X's value because it's too late.

所以你们清除了X的值,然后你们不能找回X的值了，因为太晚了。

哈佛公开课 - 计算机科学课程节选