说明：  在这篇文章中，机器学习与NLP专家、MonkeyLearn联合创始人&CEO Raúl Garreta面向初学者大体概括使用机器学习过程中的重要概念，应用程序和挑战，旨在让读者能够继续探寻机器学习知识。
(In this article, machine learning and NLP expert, MonkeyLearn co-founder & CEO Ral Garreta for beginners generally summarized using machine learning important concepts, applications and challenges, designed to allow the reader to continue to explore machine learning knowledge .)