海里
How to Understand
海里 (hǎi lǐ) is the Chinese term for a nautical mile, a unit of distance used in navigation. It is equivalent to one minute of latitude, or approximately 1.852 kilometers. Unlike the land-based mile, the nautical mile is specifically designed for maritime and aviation purposes.
The character 海 (hǎi) means 'sea' or 'ocean,' while 里 (lǐ) is a traditional Chinese unit of distance. Together, they form a term that reflects the maritime context of this measurement. The combination highlights the historical and practical relationship between China's seafaring traditions and its measurement systems.
海里 is widely used in Chinese maritime charts, shipping, and aviation. Understanding it is essential for anyone involved in international travel or trade. It is also commonly encountered in news reports about ship movements or flight routes.