I know that there is absolutely no need to give out definitions of a true friend.

我认识到没有必要给真正的朋友下定义。

Can you quickly summarize your own definitions of the five program components in single's and pair's skating?

你能快速概括对于单人和双人溜冰中五个节目成分你自己的定义吗？

There are definitions based on form, circularity, symmetry, economy of form, lack of economy of form, and repetition.

有定义是基于形式，圆度，对称，形式的精简与否和重复。

Definitions in this dictionary are printed in roman type.

这本词典里的释义是用罗马体印刷的。

It is hoped that new SI definitions will be uniformly artifact-free.

希望新的 SI 定义会统一为无人工的。