他们接触的到的只有小玩意和学校的作业，因为每一个程序都是商业机密。

They had only seen toy exercises, school exercises, because every real program was a trade secret.

youdao

专家们注意到“教科书是有层次的，就像洋葱一样”。对于主动学习者来说，接触课本是一种具有互动性的体验。

Experts observe that "textbooks come in layers, something like an onion". For an active learner, engaging with a textbook can be an interactive experience.

youdao

如果一个海底构造板块与大陆边缘接触并相互挤压，较重的板块下沉到另一个的下面。

If an ocean floor tectonic plate meets the edge of a continent and they push against each other, the heavier one sinks down and goes under the other one.

youdao

You guys over the course of your life have been exposed to an enormous number of food messages-- an enormous number.

在你们的课余生活中已经能,接触到大量的食品广告,真的很多

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

and I really liked, you know, the material and I felt like I had the natural ability for it,

我很喜欢课堂上接触到的那些会计知识，而且我感觉我在这方面有天赋。

为什么是会计学呢？ - SpeakingMax英语口语达人

He gets to go up to Plato's heaven where he can have more direct contact with these things, with the forms.

他可以飞升至柏拉图的天堂,在那里他可以更直接地,接触到型相

耶鲁公开课 - 死亡课程节选