If you are nonplussed, you feel confused and unsure how to react.
例句
She expected him to ask for a scotch and was rather nonplussed when he asked her to mix him a martini and lemonade.她料想他会要一杯苏格兰威士忌,所以当他请她调一杯马提尼酒加柠檬水时,她有点不知所措。
英汉词典释义
adj.
不知所措的,陷于窘境的
I was completely nonplussed by his sudden appearance.他突然出现使我大吃一惊。The speaker was completely nonplussed by the question.演讲者被这个问题完全难倒了。
英英词典释义
Adjective
1. filled with bewilderment;
"at a loss to understand those remarks""puzzled that she left without saying goodbye"