esoteric 深奥的，晦涩的

That sounds very esoteric.

这听起来很深奥。

Readers of poetry will know that modern poets like to use esoteric words.

读过诗的都知道，现代诗歌惯用晦涩的词汇。

Faithfulness, expressiveness, elegance 信达雅

Translation involves three requirements difficult to fulfill: faithfulness, expressiveness and elegance.

译事三难：信、达、雅。

call for 需要，要求

Literary translation is an art that calls for innovation and re-creation.

文学翻译是一门需要创新和再创造的艺术。

Air pollution calls for our special concern.

空气污染问题需要我们的特别关注。

visual 视觉的

We work on improving visual acuity.

我们致力于提高视觉敏锐度。

The building makes a tremendous visual impact.