v. 皱眉（frown 的过去式及过去分词）
1.Colin frowned and condescended to look at Mary.
科林皱着眉头，屈尊看着她。
2.He frowned and stamped his feet to portray anger.
他又皱眉头又跺脚表示生气。
3.The frog frowned at her words and became furious.
青蛙对她的话皱眉并且暴怒起来。
4.Emma frowned, making an effort to compose herself.
埃玛皱起了眉头，努力使自己镇定下来。
5.The scientist has frowned, looked at the graphs, and said "the data are still inconclusive."
这位科学家皱了皱眉头，看了看图表，然后说：“数据仍然不确定。”
6.Snape frowned and felt infuriated.
斯内普皱起了眉头，感到怒焰滔天。