hǎi àn xiàn
coastline
seaboard
shoreline
Měi guó Hǎi àn Jǐng wèi duì
United States Coast Guard
Huáng jīn Hǎi àn
name of various places including Gold Coast (Australian city), Gold Coast (former British colony in Africa) and Costa Daurada (area on the coast of Catalonia, Spain)