求翻译：而鸭肉的营养价值很高，现代研究证明，鸭肉属于高蛋白、低脂肪、低胆固醇食品，蛋白质含量高达18%，比畜肉含量高得多，并且鸭肉蛋白质中必需氨基酸比值与人体较为接近，易被人体消化吸收。是什么意思？

The duck's high nutritional value, modern studies have shown that duck is high protein, low fat, low cholesterol foods, protein content as high as 18%, much higher levels than meat, and duck the ratio of protein and essential amino acids the human body is more close, easily digested.

The nutritional value and duck meat is very high, modern studies have shown that duck belonging to high-protein, low in fat and cholesterol, and high-protein food at 18 per cent, much higher than livestock and meat content and duck meat protein, essential amino acids in the human is closer to 74.2 a

But the duck meat nutritional value is very high, the modern research proof, the duck meat belongs to the high protein, the low fat, low cholesterol food, the protein content reaches as high as 18%, is much higher than the livestock meat content, and in the duck meat protein the essential amino acid

Duck has high nutritional value, modern research has proven that duck meat is high protein, low fat, low cholesterol foods, protein content of up to 18%, content is much higher than livestock meat and duck meat protein ratio of essential amino acids in the human body is more close, easy digestion an

Duck has high nutritional value, modern research has proven that duck meat is high protein, low fat, low cholesterol foods, protein content of up to 18%, content is much higher than livestock meat and duck meat protein ratio of essential amino acids in the human body is more close, easy digestion an