slaty

A sudden gust of cool wind under the slaty sky, and rain drops will start patter - pattering.

在灰沉沉的天底下, 忽而来一阵凉风,便息列索落地下起雨来了.

汉英文学 - 散文英译

A metamorphic rock intermediate between shale and slate , that does not possess true slaty cleavage.

一种细颗粒的变质岩,由泥质岩受热形成.

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