The fit between the continental shelves is even better than that between the coastlines.大陆架之间的契合程度比海岸线之间的契合程度更甚.Ocean wave action is chiefly responsible for the sculpturing of coastlines around the world.世界各地海洋刻蚀现象主要是由海浪...

coastlines的音标：...

n.海岸线，海岸地形 （或轮廓），沿海地带( coastline的名词复数 )...