而永不变化的MAC地址给物理设备提供了一个独特可靠的地址。

The never-changing MAC provides a specific, reliable address for a physical device.

youdao

自人类在地球上诞生，变化更替一直是生命中不变的因素。

Since the time when human beings were born on this earth, change has been a constant factor in life.

youdao

抑或，形式本身并不变化，它们也许就如乌龟一般耐心，坚定地，等待你的到来。

Or maybe their shape doesn't even change; maybe they hold form, waiting for you as patiently as turtles.

youdao

Now, the coefficient that relates the amount of heat in to the temperature change is obviously going to be different for these two cases.

在这两个例子中,很显然联系热量和温度变化的系数,是不一样的。

麻省理工公开课 - 热力学与动力学课程节选

unwilling to say anything about in other words, to say anything about change.

不愿意去说,也就是，任何与变化有关的内容。

耶鲁公开课 - 文学理论导论课程节选

These are long-term government bonds and I--now these are--since they're long-term, they have some uncertainty and variability to them.

这些是长期政府债券,由于它们是长期的，就存在不确定性和变化性。

耶鲁公开课 - 金融市场课程节选