PRACTICAL MATERIAL 实用资料
practical material discrimination 材料分辨
practical l material 实用材料
Practical training material 务实的培训内容
practical teaching material 实践教学教材
All material practical principles as such are of one and the same kind and come under the general principle of self-love or private happiness.
所有质料的实践原理皆属一类并归属于自爱或私有的快乐的原理。
The material was certainly more expensive, but also more practical than bamboo.
这种材料肯定更加昂贵,但也比竹子更加实用。
For Douglas, the infinite possibilities and the practical difficulties of getting material written and meeting deadlines sat uncomfortably alongside each other.
对道格拉斯来说,无限的可能性和实践中按时完成写作的困难,总是不安地紧靠在一起。
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