海豚的数量受到了金枪鱼捕捞业的严重影响。

The dolphin population has been seriously affected by tuna fishing.

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The dolphin population has been seriously affected by tuna fishing.

population 是名词,来自动词 populate(居住于、构成人口),指"种群、群体数量",在这里特指海豚这一物种的现存个体总数。

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