China was one of the world's pioneers in making salt from seawater. 中國是世界上最早利用海水製鹽的國家之一。
Laeso residents turned to seaweed to thatch their roofs after most of the island's trees and reeds were harvested and burned by the salt industry. 因為島上的製鹽工業耗盡了島上大部分的樹木和蘆葦，蘭依索的居民開始用海藻鋪屋頂。
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