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- A duck has a yellow beak and webbed feet. 鸭子有黄色的鸭嘴和长蹼的双脚。
- A semiaquatic egg-laying mammal(Ornithorhynchus anatinus) of Australia and Tasmania, having a broad flat tail, webbed feet, and a snout resembling a duck's bill. 鸭嘴兽产于澳大利亚和塔斯马尼亚的一种半水生产卵的哺乳动物（鸭嘴兽鸭嘴兽属），尾宽阔而扁平，脚有蹼，鼻子类似于鸭嘴
- A duck belongs to a wild or domesticated swimming bird of family. It has a broad, flat bill, short legs and webbed feet. 鸭科的一种野生或家养游禽，其特点是有宽大扁平的喙，短腿和带蹼的足。
- Platypus is a semiaquatic egg-laying mammal (Ornithorhynchus anatinus) of Australia and Tasmania,having a broad flat tail,webbed feet,and a snout resembling a duck's bill. 鸭嘴兽是产于澳大利亚和塔斯马尼亚的一种半水生产卵的哺乳动物（鸭嘴兽属），尾宽阔而扁平，脚有蹼，鼻子类似于鸭嘴。
- His hind feet are webbed, somewhat like a duck's. 它的后脚有蹼，有点象鸭子的脚。
- 7. A duck has a yellow beak and webbed feet. 鸭子有黄色的鸭嘴（喙）和长蹼的双脚。
- A wild game bird, such as a duck, goose, or quail. 野禽，猎鸟一种野生的猎鸟，如野鸭、野鹅或鹌鹑
- The duck paddled its way within a minute with its webbed feet. 鸭子在水里用鸭蹼划水，一会游了很远。
- He got a duck's egg at the last examination. 上次考试他得了个大鸭蛋。
- Ducks' webbed feet help them to swim. 鸭子的蹼足有助于游水。
- What a surprise! You take to water like a duck. 真想不到，你的水性象鸭子一样好！
- Its partially webbed feet help it swim and dive. 它的脚局部长有蹼，能帮助它们游泳和潜水。
- The characteristic sound uttered by a duck. 嗄嗄声鸭子所发出特有的叫声
- RSF's Web site is blocked to users in China. 再生丝素的网站被封锁的用户在中国。
- Their hints about his behaviour were (like) water off a duck's back. 他们示意他举止不当，如同对牛弹琴。
- Can I fill your glass again? Can a duck swim? 我再给你倒杯水好吗?好的。
- A duck's quack doesn't echo, and no oneknows why. 鸭子的叫声没有回声，此谜无人能解。
- A duck's feathers shed water immediately. 鸭子的羽毛不沾水。
- a duck's webbed feet 鸭子的蹼足
- Blackberry users can download the storefront from RIM's Web site. 黑莓用户可以从RIM网站下载软件登录商店。
