First we do practical work and, through it, we gain knowledge.

先有实践，然后有认识。

《新英汉大辞典》

Having the ability to apply the rules and regulations to practical work and academic research.

能够较好地将所学法规知识运用于实际工作和初步的学术研究。

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Let's be practical and work out the cost first.

咱们实际一点儿，先计算一下成本费用。

《牛津词典》

And in practical terms, we can define the efficiency as the ratio of the heat in to the work out.

在实际中，我们定义,效率为热与功的比值。

麻省理工公开课 - 热力学与动力学课程节选

Ideas like this, as I say, are taken from the aesthetic and practical thinking about the nature of the work of art that one finds in Modernism.

这种观点,来自对,现代主义作品美学和实际的考虑。

耶鲁公开课 - 文学理论导论课程节选

They're studying practical things like marble work, and metal work, and copper work, and not just shipbuilding.

他们学习一些实用的东西,比如大理石打磨,金属冶炼和铜器制造,并且不仅仅是造船术

耶鲁公开课 - 欧洲文明课程节选

Preference should be given to candidates who have contributed through both scientific and practical work, and who have made outstanding contributions to the hydrology community as demonstrated by active involvement in the work of IAHS or other international hydrological associations.

UNESCO: Apply for UNESCO Prizes

The course combines practical work in funeral and wedding flowers and flower arranging, with theoretical aspects such as business procedures.

BBC: NEWS | UK | Education | Car repair diploma beats A-level

The Global Microscience Experiments Project is a hands-on science education project that gives primary and secondary school students as well as university students the opportunity to conduct practical work in physics, chemistry and biology, using kits that are veritable mini-laboratories.

UNESCO: Celebrating World Science Day for Peace and Development