“沉思”造句
他微笑着，一边
沉思，一边搅动着几乎空了的杯子里的冰块。
He smiles and swirls the ice ruminatively around his almost empty glass.
我沿着河走了很久，默默
沉思着。
I went for long, contemplative walks by the river.
他双手撑着头，陷入了
沉思。
He had been resting his head in his hands, deep in thought.