实践是为理论服务的
Practice serves theory
以上为机器翻译结果，长、整句建议使用 人工翻译 。
再一个是它的实践性，强调理论对于实践的依赖关系，理论的基础是实践，又转过来为实践服务。
The other is its practicality: it emphasizes the dependence of theory on practice, emphasizes that theory is based on practice and in turn serves practice.
youdao
理论的基础是实践，又转过来为实践服务。
The theory is based on practice and in turn serves practice.
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