1.
The advantages and disadvantages of using duckbill valve in sea outfalls are discussed in this paper, and the suitable conditions to use duckbill valve in outfall are put forward.
对排海工程中应用鸭嘴阀的利弊进行了分析，提出了鸭嘴阀在排海工程中的适用条件。
2.
diving ducks of North America having a bluish-gray bill.
蓝灰色嘴的北美洲潜鸭。
3.
The beak of a shovellerduck is a more beautiful and complex structure than the mouth of a whale.
琵嘴鸭的嘴的构造，较鲸鱼的嘴更为巧妙复杂。
4.
Locate the Schrader air valve on the shock and remove the air valve cap.
找到避震上的美嘴气阀，取下气阀帽。
5.
Any of various amphibious dinosaurs of the genus Anatosaurus and related genera that had webbed feet and a ducklike bill.
鸭嘴龙鸭嘴龙属的两栖恐龙中的一种或其它相关科属中的一种，长有蹼足和象鸭嘴的喙
6.
The platypus spends a great deal of its time looking for food.
鸭嘴兽要用大量的时间去觅食。
7.
The female platypus, like other mammals,
雌性鸭嘴兽像其他哺乳动物一样，
8.
Oh, yes, the feed is crammed into the duck's mouth by a special keeper .
是，是指饲养员将饲料填入鸭嘴里。
9.
The male platypus has poisonous spurs on his back legs
雄性的鸭嘴兽后腿上长着有毒的刺，
10.
Goodman duckbill loader
古德曼型鸭嘴铲式装载机
11.
Jeff: Duckbill (SYD) indicated the city of Sydney, which was the symbol of water;
杰夫：鸭嘴兽，悉德(SYD)也表示悉尼，象征水；
12.
pallid bottom-dwelling flat-headed fish with large eyes and a duck-like snout.
暗白色的底栖大头鱼，大眼，嘴巴象鸭子。
13.
freshwater duck of the northern hemisphere having a broad flat bill.
北半球嘴巴扁宽的淡水鸭。
14.
genus of large duck-billed dinosaurs; late Cretaceous.
白垩纪晚期的一种大的鸭嘴龙。
15.
genus of duck-billed dinosaurs of late Cretaceous.
白垩纪晚期的鸭嘴龙的一属。
16.
Improved Design of Duckbill Clip Movement in Planting Implement Based on ADAMS
基于ADAMS的栽植器鸭嘴运动的改进设计
17.
this unusual animal resembles a duck with its webbed feet and a duck-like bill.
这种稀有动物长着像鸭子一样带蹼的脚爪和鸭子嘴。
18.
Old World gooselike duck slightly larger than a mallard with variegated mostly black-and-white plumage and a red bill.
东半球象鹅的鸭子，比野鸭稍大，多数为黑白杂色羽毛，红嘴。