learn of

基本解释

He was dismayed to learn of their disloyalty.
他得知他们对他的不忠，感到很失望。
But, how will you learn of important thing that you cannot experience for yourself?
但是你怎么学习那些自己无法亲身体会但是又很重要的事情呢？
Subscribe to and read security bulletins to learn of threats to your operating system and application software, and determine whether each threat endangers your specific configuration.
订阅和阅读安全公告，了解您的操作系统和应用程序软件面临的威胁，判断这些问题是否会危害您的配置。

In Washington, President Buchanan and Secretary of War John Floyd did not learn of the rebellion at Harpers Ferry until after ten o'clock that morning.
I learn of their menu, their hours, whatever they want to put on their receipt they can put there.
让我了解到他们的菜单，让我了解到了他们的时间，他们想在收据上写什么,就可以在上面写什么。
斯坦福公开课 - Twitter之父Jack.Dorsey演讲：好奇和灵感的力量课程节选
Learn it and master this and master all of these steps and you will master the English language step by step.
掌握这一句型以及其他所有句型，你就能一步一步地说一口流利的英语了。
Do you mind 课堂 - SpeakingMax英语口语达人

Ever first learn of a pregnancy or a divorce by way of status update?
FORBES: Retweeting Jim Carrey