Though it may be possible to measure the value of material good in terms of money, it is extremely difficult to estimate the true value of the services which people perform for us.

虽然物质产品的价值可以用金钱来衡量，但要估算别人为我们为所提供的服务的价值却是极其困难的。

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This material has been extracted from "Collins Good Wood Handbook."

该资料摘自《柯林斯良木手册》。

《柯林斯英汉双解大词典》

He's written a lot of good material that has never seen the light of day.

他写了许多鲜为人知的好材料。

《牛津词典》

"He was young and I had a very good time drawing his picture because I used a lot of reference material that were paintings made of him at different times in his life.

VOA: special.2009.02.27

Either keep up the good work or you better change your strategy because you are not mastering the material.

保持好的工作,或者你最好改变你的策略,因为你不擅长处理这个材料。

麻省理工公开课 - 固态化学导论课程节选

She has a good grasp of the material.

她对这个材料有很好的理解。

麻省理工公开课 - 固态化学导论课程节选

See, everybody talks about how wonderful the convention speech was, but I tell people, I had good material to work with -- (laughter) -- good material.

WHITEHOUSE: Remarks by the First Lady at a Campaign Event

Bottom line: professionals can thrive amidst these democratized channels because good material will always have a gravitational pull.

FORBES: And We're Live: What Happens When Anyone Can Do A Live Broadcast?

In fact, Mr Kuzmin suspected that this wonder material was so good that waxing it was no longer necessary.

ECONOMIST: Using ski wax can trap dirt, and thus slow down the skier