actual practice

基本解释

You can perfect this art through self study and actual practice.
你能通过自学和实际的练习不断完善这门艺术。
These ranges are identified through actual practice using the methodology on actual projects.
这些范围通过对实际项目使用此方法的实际实践确定。
Certain purists may insist that all these actions were illegal and illegitimate, but the actual practice of international relations matters more than legal doctrine.
某些纯粹主义者也许会坚持说所有这些行动都是非法的和不合理的，但是国际关系的实际应用比法律教条更重要。

Nevertheless, to secure the distinction in actual practice, to say, "Okay. This is the meaning and now this is how I'm going to make it significant" -well, it seems unlikely indeed that this is something anyone could ever accomplish.
然而，若在实际操作中,你试着去体现这个区别，你会说，好的，这是意思,现在我来将它变成意义“,可是，实际上似乎谁都,无法完成这个任务。
耶鲁公开课 - 文学理论导论课程节选
It's the actual playing, the work and the practice
是真的去玩，去工作和练习，
钱重要吗？ - SpeakingMax英语口语达人
And so there opens up a kind of distinction between virginity, which is, of course, actual physical sexual abstinence, and chastity, which for some could actually include the moderate practice of sex within marriage.
因此就出现了一种童贞与贞节的区别，当然实际上童贞是身体上的禁性欲，而贞节对有些人来说,在结婚以后是可以有适当的性行为的。
耶鲁公开课 - 弥尔顿课程节选

In actual practice, schizophrenia drugs tend to be given in doses higher than the approved levels.
FORBES: A Victory For Lilly--With Reservations