If the penny drops, it means you finally realize or understand something.

如果“恍然大悟”，意思是你终于意识到或明白了什么。

The penny dropped when I couldn't pay my rent anymore and was forced to look for a new job.

当我再也付不起房租而被迫去找新工作时，我才终于明白。

It's not on the floor, Feifei. In English when we say 'the penny dropped' we mean somebody has finally realised or understood something.

菲菲，不在地上。在英语中，the penny dropped这个短语的意思是某人终于明白或理解了某事。

Watching bored, paranoid concubines waiting for the emperor's summons, the penny drops: this is a workplace drama, and these employees are failing a performance review.

看着无聊、多疑的嫔妃们等着皇上的召唤，豁然开朗：这就是一场职场大戏，这些就是绩效考核不及格的员工。

And a big pitch was, " Look, you issue an Elvis stamp, you're going to make a lot of people happy and you're going to make a huge profit." And finally, the penny dropped with Anthony Frank.

一个重要的宣传是，“看，你发行一张猫王邮票，你会让很多人高兴，你会赚取巨额利润。”最后，安东尼·弗兰克的决定落空了。