to try out different methods or different things, before deciding which one to choose

We've been playing around with ideas for a new TV show. 我们一直在尝试制作一个新的电视节目。

Why don't you play around with the different fonts on the computer and see which one you want to use? 你为什么不在电脑上试试各种不同的字体，看看你想用哪一种？