经济学人下载:《延禧攻略》热播背后:中国人为何爱看宫斗剧(2)

1.the penny drops 豁然开朗
Finally the penny drops and a collective “ahh” is emitted as two women and the rickshaw driver rush off excitedly.
最后他们总算弄明白了，众人如释重负，齐声发出“啊”的叹息声，两个女人和人力车夫很兴奋地走开了。
2.be on to something （对重要发现）有头绪
Griffin may be on to something.
格里芬可能的确捕捉到了一个巨大的商机。
3.be glued to 使全神贯注
They are all glued to the Olympic Games.
他们都全神贯注于奥运会。