You need a change of pace.

需要换一种口味。

youdao

You need a change of air.

你需要换换空气。

youdao

You need a change and you need to earn more cash.

你需要改变一下，需要赚更多的钱。

youdao

"I'm not a believer in resolutions for New Year's. I think that resolutions come when they need to throughout the year, when you decide that someone needs a change."

VOA: special.2009.12.28

You need a functional form that connects the value at one state of matter, the freezing point of water to another phase change, the boiling point of water.

你需要一个函数形式来,连接物质某个态对应的温度值，如水的冰点，和另一个相变,如水的沸点。

麻省理工公开课 - 热力学与动力学课程节选

Blurred vision, for example, may suggest you need a prescription change, or it could be a sign of another problem.

CNN: Nearsightedness

How often have you been working on a document or spreadsheet at the office and then found yourself unable to access the document from home, at the moment you realized you need to make a change?

FORBES: Email Is Down, and It's Not Just Sandy's Fault

If you want to make a successful career change, you need to do the same.

FORBES: If You're Changing Careers, You're Like The Bad Ex-Boyfriend Trying To Come Back