将一段英文文本翻译成中文。


“Machine learning is the study of algorithms and statistical models that computer systems use to progressively improve their performance on a specific task. It is a subset of artificial intelligence.”
机器学习是研究算法和统计模型的学科，计算机系统使用这些模型逐步提高其在特定任务上的性能。它是人工智能的一个子集。