密布

The sky was dotted with stars.

上繁星。

Heavy clouds are the forerunners of a storm.

阴云是暴风雨的前兆。

The sky clouded over before the storm.

暴风雨来临前, 空乌云。

The morning began fine, but now clouds are banking up.

晨开始是晴, 可是现在乌云。

The sky blackened and soon it began to rain.

空乌云, 快便下起雨来。

The sky is darkly clouded.

空黑云。

The sky clouded over; we could see there was going to be rainstorm.

"空乌云,我们看得出快来暴风雨了。"

The thick clouds passed overhead, but fortunately the rain kept off the whole day.

虽然乌云, 幸运地一整都没下雨。

A dense fog lay around.

周围浓雾。

Distinguished from its congeners by the colour of body,elytral maculations and pronotum densely and finely granular.

本种体色、鞘翅斑纹及前胸背板细颗粒等特征，与同属其它种类可资区别。