You don't need to roar in the public place.

你不必在公共场所大声嚷嚷。

Thirty years later, a woman approached me in a public place.

三十年后，一个女人在公共场合走近我。

Using Wi-Fi in a public place such as a hotel, cafe or bar can expose your data to a network which is not secure.

在酒店、咖啡馆或酒吧等公共场所使用Wi-Fi会把你的数据暴露在不安全的网络中。

The fact that so many people still smoke in public place suggests that we may need a nationwide campaign to raise awareness of the risks of smoking.

还是有很多人在公共场合吸烟，这表明我们需要一个全国性的运动来提高人们对吸烟危害的认识。

A flash mob is a group of people who come together suddenly in a public place, do something unusual for a short period of time, and then quickly break up.

快闪族，是指一群人突然在公共场所聚集，在短时间内做一些不寻常的事情，然后迅速散开。