Our transportation systems have maps in English only and often we ourselves have difficulty understanding them.

我们的交通系统只有英文地图，我们自己也常常难以理解。

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Ninject has many advanced features, but understanding them is not required to use the basic features.

Ninject有很多高级特性，相对于基本特性而言，理解它们不是必须的。

youdao

With Compass, you can bring business design and business realization together and capture the relationships that are the key to understanding them.

使用Compass，可以将业务设计和业务实现结合起来，捕获对于理解它们很关键的关系。

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She may have dreams. But she does not allow them to block her understanding of what is real.

VOA: special.2009.03.08

I have trouble understanding them

我有困难理解他们的课，

热情的教授 - SpeakingMax英语口语达人

In bridge building we're well advanced in understanding what are the problems with building bridges and how do we overcome them?

在桥梁建设中我们十分清楚地了解,在造桥的过程中会遇到什么问题,以及如何克服这些问题

耶鲁公开课 - 生物医学工程探索课程节选

Some kinds of perversity are so bizarre that one despairs of ever understanding them.

NEWYORKER: Double Lives

ETFs are a more flexible and tax-efficient way of investing, even without understanding them entirely.

ECONOMIST: Passive investing: Another kind of web | The

The difference between understanding the aid formulas and not understanding them could mean a difference of tens of thousands of dollars.

FORBES: Paying for College: How the Financial Aid Formulas Work