Some resembled windmills, animal cages or ship propellers.

它们有的像风车，有的像关动物的笼子，还有的像船用螺旋桨。

youdao

Applications: ship propellers, parts for turbines, bearing, valves, sifter, pumps, pipe systems, apparatus engineering, containers.

应用在：船用螺旋桨，涡轮机部分，承载，阀门，筛子，泵，管道系统，仪器工程以及货柜。

youdao

This thesis provides a method of the computer-aided design of ship propellers with finite number of blades by using the collection of illustrative plates.

本论文以计算机为手段，提供了一种对于有限叶船用螺旋桨的图谱设计的计算机辅助设计方法。

youdao

Better shaped propellers and ship designs can help to reduce noise.

VOA: special.2011.06.29

Mediterranean telecoms cables have suffered disruptions several times in recent years, but they have usually been attributed to accidents involving ship propellers.

BBC: Picture of arrested divers

For nine months the ship Transocean Discoverer Spirit used 360-degree rotating propellers to hold itself steady in the 3, 500-foot-deep water as diamond-tipped bits cut the deepest oil well ever--6.5 miles down.

FORBES: Magazine Article

The drill ship is equipped with computer-controlled thrusters, swiveling propellers, that can keep it in position in any kind of inclement weather, up to a hurricane.

FORBES: The delicate art of sucking up