It's changing over time and it changes over different organs.

它会随着时的推移而变化，在不同的器官也会发生变化。

Acceleration is the rate the velocity changes over time.

加速速率随着时的改变。

But diets have changed over the years.

但多年来人们的饮食发生了变化。

Has this changed for you over time?

这对你有影响吗？

But some plastic materials change over time.

但塑料材料会随着时的推移而变化。

Crucially, those prices can change over time.

关键，这种价格会随时而起伏。

Have your hobbies changed over the years?

这年来你的爱好有变化吗？

How has your style changed over the years?

你的装扮风格在这年来有什么变化？

And that's changed a lot over time.

并且随时改变。

Here's how the levels changed over time.

这胃饥饿素水平随时增长的变化情况。

And they don't change over your lifetime.

它们终其生都不会改变。

Earth changed a lot over millions of years.

地球在数百万年里发生了很大的变化。

But the expression has changed over the years.

但随着时的推移，这个短语发生了变化。

Brain images showed changes over a three-month period.

大脑图像显示了三个月的变化。

Words — like people — grow and change over time.

词语就像人样，会随着时的推移而成长和变化。

Populations change over time — they grow or shrink.

种群会随着时的推移而变化——它们会增长或减少。

My motivation changed over the years.

多年来 我的动机直在变。

It is possible that those diets changed over time.

这饮食习惯可能会随着时发生改变。

The height of a mountain can change over time.

山峰的高度会随着时而变化。

Has the town changed a lot over the years?

这年阳光镇变化大吗？