darkly

I wondered darkly if I was wasting my time.

我想我是不是在浪费时间。

He hinted darkly that we had not heard the last of the matter.

他带着威胁的口吻暗示我们的事情还没完[他还不肯就此罢休]。

The sky is darkly clouded.

天空黑云密布。

Speckled lentiginous nevus is characterized by a tan or light brown background patch on which more darkly pigmented macules or papules are randomly distributed.

摘要斑点状小痣样母斑，其特徵是许多颜的斑点或丘疹散布在一块褐或淡棕的斑块上。