Things have changed since I was a lad.

从我幼时至今，一切都发生了变化。

《牛津词典》

Over the past ten years things have changed.

在过去的10年中，情况已经发生了变化。

《柯林斯英汉双解大词典》

Working conditions have changed measurably in the last ten years.

十年来，工作环境有了明显的改变。

《牛津词典》

Readers can better understand how informed consent and the question of morality in medical experiments have changed over time.

VOA: special.2010.07.21

And temperature then is associated with property And if it had changed, then the temperature between those two would have changed in a very particular way.

就与这种性质有关,如果它发生了改变，说明这,两者的温度,以特定的方式发生了改变。

麻省理工公开课 - 热力学与动力学课程节选

Let's study those people who have changed, who have literally transformed their lives and those lives around them.

让我们来研究改变了的人，真的改变了自身生活,和身边其他人生活的人。

哈佛公开课 - 幸福课课程节选

So utilities have changed their focus from investments in growth to investments in renewal and replacement.

FORBES: Dark Grid: Electric Utilities Scramble to Get Smart

She says her feelings towards them have changed radically and have nothing to do with love.

BBC: World

It works but what has happened is that Apple have changed the way websites are approved.

FORBES: First There Was Apple's MapGate, Now Welcome ParentGate