虽然长江豚的灭绝主要是因为水源污染,但对海洋哺乳动物来说,面临的最大威胁是深陷鱼网或被渔船捕获。
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.
虽然长江豚的灭绝主要是因为水源污染,但对海洋哺乳动物来说,面临的最大威胁是深陷鱼网或被渔船捕获。
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.
应用推荐