外廓設施
amenity-oriented seawall(親水性護岸)
bank (levee,dike, embankment,堤防)
breakwater(防波堤)
gate(水門)
groin(防砂堤)
lock(閘門)
outer facilities(外廓設施)
parapet(胸牆)
seawall (revetment, bulkhead,護岸
training jetty(導流堤)