竹新社快讯: 美国国务院发布中国旅游警告, 希望美国公民能够"更加谨慎", 同时警告中国当局实施的防止美国公民离开中国的 "离开禁令"。
KT News: State Dept. issues travel warning for China, urges 'increased caution' and warns of Chinese authorities exercising 'exit bans' to keep U.S. citizens from departing
（CNBC）
KT News: State Dept. issues travel warning for China, urges 'increased caution' and warns of Chinese authorities exercising 'exit bans' to keep U.S. citizens from departing
（CNBC）
