But why would he change his identity?

什么变换身份?

It is imperative that U.S.laws be changed.

美国法律必须修改。

Compared with urban transportation, rural transportation has experienced even bigger changes.

和城市交通相比，农村交通更是发生了翻天覆地的变化。

Why are you suddenly changing your tune?

什么的语气突然变了？

We know that we face drastic and dramatic change.

明白我们将经历翻天覆地的改变。

Not in my ability to bring about change – but in yours.

不是相信我能带来什么改变，而是们自己的能力。

The researchers say this risks triggering uncontrollable climate change.

研究人员表示，这有可能引发难以控制的气候变化。

Both sides want to curb climate change.

双方都希望遏制气候变化。

Land severely depleted by urbanization, population growth, intensive agriculture and climate change.

城市化、人口增长、集约农业和气候变化使土地严重枯竭。

This could herald big changes for the country.

这也许预示了这个国家即将发生改变。

Across the northern hemisphere the deciduous forests are changing.

整个北半，可以看到落叶林在不断变化。

But conditions for both sides are constantly changing and information is constantly evolving.

双方的情况都在不断变化，信息也在不断更新。

Technology is now changing faster than most people can keep pace with.

技术现在的变化速度超过了大多数人的脚步。

The situation has been changing literally every day.

每一天形势都在变化。

People's lifestyles are also changing in developing countries.

发达国家人士的生活方式也在发生改变。

But soaring inflation could be changing that political equation.

飙升的通膨可能会改变这种政治平衡。

It's just sort of a complete personality change.

就像完全变了一个人。

A dynamic government is necessary to meet the demands of a changing society.

一个有活力的政府必须适应社会的改变。

The rules around what makes a resume great are always changing.

定义一份简历优秀与否的标准总是在变化的。

Here, the physical structure of the brain is actually changing.

在这里，大脑的物理结构实际上正在发生变化。