• 虽然长江的灭绝主要是因为水源污染,但海洋哺乳动物来说,面临最大威胁深陷鱼网渔船捕获。

    The greatest threats to Marine mammals are being caught in fishing nets or being struck by shipping vessels, although for the Yangtze river dolphin, pollution is a major contributor.

    youdao

  • 虽然长江的灭绝主要是因为水源污染,但海洋哺乳动物来说,面临最大威胁深陷鱼网渔船捕获。

    The greatest threats to Marine mammals are being caught in fishing nets or being struck by shipping vessels, although for the Yangtze river dolphin, pollution is a major contributor.

    youdao

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