永乐群岛
- 网络Yongle Islands;Crescent Group
永乐群岛-
永乐群岛是西沙群岛的一部分。
The Yongle Islands are part of the Xisha Islands .
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根据三沙市永乐群岛管理委员会发出的通知称，无论是组织还是个人，都禁止在龙洞周边1海里开展活动。
Organizations and individuals are forbidden from the activities in Longdong － known as " Dragon Hole " － or within 1 nautical mile of the blue hole , according to a notice issued by the management committee of the Yongle Islands in Sansha .