The amount of fish being caught worldwide is much larger than has been reported. And that could mean serious problems for the environment and nations that depend on fisheries. A new estimate places the world fish catch at 109 million metric tons. _______________________________全球捕鱼数量远比所报道的数量多. 这就意味着环境和依赖捕鱼的国家有很严重的问题. 一项新的估计显示,世界范围内的捕鱼量达到了1.09公顷. _____________________________
