buzzword;jargon

Difficult to perceive or grasp by the mind.

难懂的难以理解的或隐晦难懂的

I couldn't make out the baby's jargon.

我听不懂那婴孩说的难懂的话。

buzzword ; jargon (

重要而难懂的)专门术语

illuminate a difficult passage in a book

解释书中难懂的段落.

a dense novel

一篇晦涩难懂的小说

esoteric poetry, imagery, language, etc

难懂的诗、 意象、 语言等.

Not easy to understand or analyze.

难懂的难于理解或分析的

While quality is subjective and a definition elusive.

当质量是一个主观的,难懂的定义。

His lips moved and some unintelligible sound came out.

他嘴唇微动，发出含糊难懂的声音。

He interpreted a difficult passage in a book.

他解释了书中一段难懂的文字。

It is difficult to understand his books, much more his lectures.

他的讲演就更难懂了。

This long sentence is hard to understand.

这个长的句子很难读懂。

It is difficult to understand his books, still more his lectures.

他写的书很难懂，他的演讲更不用说了。

His difficult style obscures his meaning.

他深奥的文体使他的意思晦涩难懂。

I don't understand why he would sneeze at such a rare opportunity.

我不懂他为何轻视这么难得的机会。

The intricacies of a census form.

人口普查表格的纷繁难懂之处

Her allusive style is difficult to follow.

她引经据典的风格晦涩难懂.

At last the real difficulty came home to us.

最终我们完全懂得了真正的困难。