freedom of navigation 航行自由

freedom of navigation
繁：航行自由
简：航行自由

但美方打著「航行自由」的幌子尋釁滋事，派軍用艦機非法進入中國南海島礁鄰近海域，嚴重威脅中國主權和安全利益，嚴重危及雙方一線人員生命安全，嚴重破壞地區和平穩定。

美軍艦再靠近南海島礁附近航行 未進12海里（2017年10月11日）。文匯報，取自 http://news.wenweipo.com/2017/10/11/IN1710110002.htm

The USS John S. McCain sailed near Mischief Reef in a “freedom of navigation” operation. The reef is an artificial island built by China in the Spratly Islands, known by China as the Nansha Islands.

US destroyer in South China Sea called ‘provocation’ by Beijing. (2017, August 11). CNN. Retrieved from http://edition.cnn.com/2017/08/10/politics/china-us-maritime-dispute/index.html