gather around to watch, look on
我坐下来点了午餐，还劝那些围观的人也坐下吃点东西。
I sat down and ordered lunch, and I also persuaded the onlookers to sit down and grab something to eat.
围观的人也很期待
The onlookers are looking forward to it too.
— 摔跤吧！爸爸 (2016)
不了，我就围观好了
No thanks, I’ll just watch.
— 铁皮鼓 (1979)