Based on both amino acid score(AAS) and chemical score(CS),isoleucine was the first restrictive amino acid of duck blood and tryptophan was the first restrictive amino acid of duck bone.
采用高效液相色谱测定鸭血、鸭骨中的氨基酸组成,并对其营养价值进行了评价。
Effects of calcium-deficiency diet on bone histomorphometry and expression of osteoprotegerin in Shan-ma laying ducks
钙缺乏对蛋鸭骨组织OPG表达及骨形态计量学的影响
Grilled duck breast flavored with duck gravy and brandy, And apple gratin as the side dish.
八分熟的炭烤鸭胸以鸭骨熬煮的肉汁与白兰地佐味，搭配丁香焗烤苹果片的香甜。
The Sweet and Sour Pork Chops, the Steamed Carp, the Steamed Preserved Cabbage and Pork and the Duck with Chinese Caterpillar Fungus.
糖醋排骨、清蒸鲤鱼、冬菜扣肉、虫草鸭子。
Effects of calcium supply on serum calcium,phosphorus and osteoclasts' activity in laying ducks
低钙对蛋鸭血清钙、磷及破骨细胞活性的影响
The winter was so bitterly cold that the duckling swam about in the water to keep himself from freezing.
冬天非常地寒冷刺骨，因此这只小鸭在水中游来游去以免冻僵了。
extinct terrestrial reptiles having birdlike pelvises: armored dinosaurs (thyreophorans); bone-headed and horned dinosaurs (marginocephalians); duck-billed dinosaurs (euronithopods).
长有鸟状骨盆的陆地爬虫动物，现已灭绝；甲壳恐龙；鸭嘴恐龙。
Effects of Thermostable Phytase on Plasma Parameters, Bone Quality and Nutrients Utilization of Laying Duck;
耐热植酸酶对蛋鸭血清指标、骨骼质量和营养物质利用的影响
Clone and Developmental Expression of MyoG and MRF4 Genes in Duck Skeletal Muscle
鸭MyoG、MRF4基因的克隆及其在骨骼肌组织中的发育表达研究
Influnce of OPG and RANKL on duck′s osteoclasts formation and activation in vitro
骨保护素和核因子κB受体活化因子配基对体外培养鸭破骨细胞的影响
An old duck visits the mother duck.
一只老鸭前来造访母鸭。
The duck is short. The duck is short.
鸭子很矮。鸭子很矮。
North American goldeneye diving duck.
北美洲鹊鸭科潜水鸭。
an undomesticated duck (especially a mallard).
非家养的鸭，特指绿头鸭。
adult male of a wild or domestic duck.
成体雄性野鸭或家鸭。
liver, duck, mackerel pate
肝、 鸭、 鲭鱼酱.
Seven little, six little, five little ducks,
七只小鸭，六只小鸭，五只小鸭，
Four little, five little, six little ducks,
四只小鸭，五只小鸭，六只小鸭，
Seven little, eight little, nine little ducks,
七只小鸭，八只小鸭，九只小鸭，