The sullen girl refused to answer her mother's questions.

愠怒的女孩拒绝回答她母亲的问题。

He looked up at the sullen sky.

他抬头看了一的天空。

Afortiori the influence of Moloch made them become sullen.

何况莫洛克神的影响也使他们变得忧起来。

Karen had withdrawn into sullen silence.

凯伦陷入到愠怒之中。

She continued sullen.

她依然闷闷不乐。