门厅里到处乱扔着玩具和雨靴。The entrance hall is littered with toys and wellington boots.起居室里到处都是书和衣服。The front room was strewn with books and clothes.到处都是人，全是邀请来的贵客名流。There were wall-to-wall people, all invited guests and celebrities...
Most of them just stared at her in perplexity.他们多数人茫然地凝视着她。She looked at us in some perplexity.她有点困惑不解地看着我们.He scratched his head in perplexity.他困窘得直抓头皮....
Since optical paths are reversible, the opposite arrangement is also true.因为光路是可逆的, 所以也可以反过来安装.Her class teacher made a special arrangement to discuss her progress at school once a month.她班上的老师作了特别安排，每月讨论一次她在学业上的进展情况。Cop...