The direction of the wind is constantly changing.

风的方向在不断地变。

《柯林斯英汉双解大词典》

If it doesn't sound like too much of a cliché, our world is constantly changing, and it's changing quickly.

如果这听起来不太像陈词滥调的话，那么我们的世界一直在变化，而且变化很快。

youdao

My body is constantly changing, because of the relationships between my arms and my head. My muscles are moving.

我的身体在不断改变，因为我的胳膊和脑袋的关系。我的肌肉在动。

youdao

Except what is out there. And what's out there is constantly changing."

VOA: special.2009.03.23

My body is constantly changing because the relationships between my arms and my head and so forth. My muscles are moving.

我的身体在不断改变,因为我的胳膊和脑袋的关系等等,我的肌肉在动。

耶鲁公开课 - 死亡课程节选

This particle is constantly changing its direction, but it therefore has an acceleration and the acceleration, we have shown here, is pointing towards the center.

这个质点恒定地改变它的运动方向,因此它具有加速度,而且这个加速度,我们前面也讲过了,指向圆心

耶鲁公开课 - 基础物理课程节选

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