但是当实现的行为接受了旧值改变时，这就不是向后兼容改变。

But if the behavior of the implementation receiving old values changes, than this is not a backward-compatible change.

youdao

有些属性在值改变时触发，有些属性在输入改变时触发。

Some properties fire only when the value changes, others when the input changes.

youdao

这些表达式称为watch expression，当其值改变时会自动更新。

These expressions are called watch expressions, and they update whenever a value changes.

youdao

Try it again. So, sure enough, changing the bias changed the price, and even changed it in the right direction.

我们再来运行一下，好了，很明显，这个偏向值改变了价格，而且方向也是对的。

麻省理工公开课 - 计算机科学及编程导论课程节选

It sets the mean to 0, for s in stocks and then for s in the stocks, it moves it, giving it the bias and the momentum, then it shows the history.

它会让平均值等于，然后，它会改变它们的值，给它一个偏向值和股价势头值，然后它就会显示历史。

麻省理工公开课 - 计算机科学及编程导论课程节选

So I can now proceed to print it, change it, manipulate it, or what now.

这样我们就可以打印出来，或改变其值，对它进行操作，等等。

哈佛公开课 - 计算机科学课程节选