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More than 500,000 hectares of the globe are dedicated to cultivation of seaweed, supporting a million sea farmers.
全世界有超过50万公顷的海域用于种植海藻，养活了一百万海上农夫。
《Planet Ocean》《海洋星球》
双语例句
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Thousands of hectares of forest are destroyed each year.
每年都有几千公顷的森林遭到破坏。
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In 1970 the average size of a French farm was 19 hectares.
1970年法国农场的平均面积是19公顷。
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The Bolivian government has granted logging concessions covering 22 million hectares.
玻利维亚政府批准了在2 200万公顷土地上的伐木特许权。
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Crops take up just 63m hectares.
作物仅仅占了6千3百亩。
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The whole plan cover 26 hectares.
整个计划将占地26公顷。