While these practical problems are being solved, chemists will continue to quietly enjoy what they have enjoyed doing for hundreds of years.

在这些实际问题得以解决的同时，化学家们会静静享受着百年来他们一直热衷做的事情。

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These conclusions have some guidance significances to the practical load identification problems.

这些结论对实际的荷载识别问题有一定的指导意义。

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Application of these principles to the solution of practical ocean engineering problems.

应用这些原则到实际海洋工程问题之解法。

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You get people around the world to think about these problems, these issues-- practical idealists who will study what works, who will study the best and through that,make a difference.

让全世界的人们思考这些问题，实际的理想主义者,研究可行的方法，研究最好的个体，他们会带来改变。

哈佛公开课 - 幸福课课程节选

They found examples of practical problems these people faced with trying to cope with their personal finances.

BBC: Elderly face cash access strife, says Payments Council