duckbills

核心释义

1. 1.

   鸭嘴鱼科的一种鱼

   A fish of the family Percophidae

2. 2.

   牛鲼。

   Bull ray (Aetomylaeus bovinus, now Pteromylaeus bovinus).

3. 3.

   强行开启挂锁的装置

   A device used to force padlocks.

4. 4.

   一种有两个或多个瓣膜的止回阀,通常形似鸭嘴,常用于医疗领域以防回流污染。

   A check valve with two or more flaps, usually shaped like a duck's beak, commonly used in medical applications to prevent contamination due to backflow.

5. 5.

   一种外科口罩,具有梯形袋状设计,侧边较短或没有侧边。

   A kind of surgical mask with a trapezoid pouch-like design with shortened or absent side edges.

6. 6.

   一种现代、更流线型且更贴合的平顶帽。

   A modern and more streamlined and tighter fitting version of a flat cap.

牛鲼。；强行开启挂锁的装置；一种有两个或多个瓣膜的止回阀,通常形似鸭嘴,常用于医疗领域以防回流污染。；一种外科口罩,具有梯形袋状设计,侧边较短或没有侧边。；一种现代、更流线型且更贴合的平顶帽。