However,sometimes it is not easy to learn about these artists.

VOA: special.2009.11.25

What did you learn about how easy or hard it is to keep track of what food intake is?

你从记录食物摄入过程中,学到了什么,记录饮食是难是易

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

So I'm actually writing my own fiction, and no, it's not easy. But you can actually learn from, if you read other writers.

我现在也正在写自己的小说，真的不容易。但是你可以从你以前阅读的作品中学到很多。

写作课程比较难 - SpeakingMax英语口语达人

Input is accomplished using a shorthand handwriting recognition system, Graffiti, which is accurate and easy to learn.

FORBES: Communications

While King of Dragon Pass is easy to learn how to play, it's hard to learn to play it well.

CNN: Fantasy gaming on the Mac

But most native English-speakers opt for Afrikaans, said to be easy to learn, rather than a useful but harder African tongue.

ECONOMIST: English is dangerously dominant