英文: A sullen stream winds its way among the trees.
中文: 一条水流滞缓的小溪蜿蜒流经树林。英文: He continued sullen, without speaking a word.
中文: 他依然怏怏不乐,一声不响。英文: She never laughed and became very sullen.
中文: 她再也没有笑过,变得郁郁寡欢。英文: Susan was sullen in the morning because she hadn't slept well.
中文: 苏珊今天早上郁闷不乐,因为昨晚没睡好。英文: A young woman, of sullen aspect, was sitting alone on the bench.
中文: 一个面色忧郁的年轻女人独自坐在长凳上。