金属腐蚀要造成巨大经济损失。
金属因生锈每年造成巨大经济损失。
Tremendous economic losses are suffered every year because of metal rust.
它也可在马群中导致严重疾病和死亡，给养马者造成巨大经济损失。
It can also cause severe disease and death in horses, resulting in considerable economic losses for horse breeders.
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