人 民 网 版 权 所 有 ，未 经 书 面 授 权 禁 止 使 用
Men alleged to be communist spies await death before a firing squad in the Ghasr army barracks in Tehran in October 1954. Bettmann/Contributor/Getty Images
，这一点在体育直播中也有详细论述
– Reason about how current the time of day, and the weather each affect the view, and add details to the scene.
Tackling deepfakes 'has turned into an arms race'