It can refer to an academic subject or a practical skill.

这一词既可指某一学科也可指某种技能。

Coping strategies are a very fundamental practical skill in simultaneous interpretation.

应对策略是同声传译中十分基本但又实践性极强的一系列技巧。

The practical skill required for this activity is to be able to flatten a hierarchical (tree-like) structure.

此活动所需要的实际技能是能够平面化层次(树形)结构。

Having conquered all those classes, now you can move on to mastering the practical skill of managing money.

在攻克了所有那些课业难关之后，现在你可以接着掌握理财方面的实用技能了。