Destain: to remove stain from to aid in microscopic study.

使褪色：为有助于用显微镜进行研究而使褪色。

youdao

The microscopic study, description, and classification of rock.

岩性学对岩石的微观研究、描绘和分类。

youdao

We performed an immunohistochemical study and a electron microscopic study to prove our hypothesis.

为证实这一猜想，我们进行了一项免疫组织化学和电子显微研究。

youdao

Other researchers, though, are experimenting with safe ways to inject microscopic probes deep into a living brain to study neural circuits.

WSJ: Brain Science: Mysterious Neural Circuitry Becomes Viewable