n. 练习；实践；（医生或律师的）业务；惯例
vi. 实行；惯常地进行；练习；实习
vt. 实行，实践；执业；练习；惯常地进行
practice作为名词的用法
1.实行,实施,实践[U]
I am afraid the idea would never work in practice.
恐怕这想法实际上行不通。
2.(反复的)练习,学习[C][U]
Learning a language needs a lot of practice.
学习语言需要勤练不辍。
3.(医生、律师等的)业务,工作,营业[C]
Dr. Pat is no longer in practice here.
派特医生不在这儿行医了。
4.习惯,常规,惯例[C][U]
The old practice still prevails in the countryside.
旧习俗在乡间仍然流行。
5.【律】诉讼手续
practice作为及物动词的用法
1.实践,实行
What I preach, I am resolved to practice.
我所讲的道理,我必定身体力行。
2.练习,实习;训练
The young girl practices the violin every day.
这小女孩每天练习拉小提琴。
3.经常做
We should practice economy even if we are rich.
既使我们富裕了也仍应该励行节约。
4.开业从事
He has practiced law in Taipei for 30 years.
他在台北做律师已有三十年。
practice作为不及物动词的用法
1.实践,实行
2.练习,实习
I don't think you practice enough.
我认为你练习不够。
3.(医生,律师等)开业[(+as)]
He practices as a lawyer in Hong Kong.
他在香港当律师。
1. His hands were rough and calloused, from years of karate practice.
由于多年练习空手道，他的双手粗糙不平，布满老茧。
2. The ministers expressed dismay at the continued practice of ethnic cleansing.
部长们表达了对持续进行的种族清洗的忧虑。
3. In practice a graduate tax is an administrative nightmare.
毕业税具体操作起来不啻一场行政噩梦。
4. Educational practice is liable to sudden swings and changes.
教学实践中经常会出现突然的变化与改革。
5. All members of the association adhere to a strict code of practice.
协会的所有成员都遵守一套严格的行为规范。
6. In practice, workers do not work to satisfy their needs.
事实上，工人工作并不是为了满足本身的需要。