| 单词 | 螺旋浆 |
| 释义 | DEFINITIVE EXAMPLES 权威例句〔leading edge〕The front edge of an airplane propeller blade or wing.飞机螺旋浆叶或机翼的前缘美国传统〔screw propeller〕A propeller.螺旋浆美国传统〔screw〕A propeller.螺旋浆美国传统〔skeg〕An arm extending to the rear of the keel to support the rudder and protect the propeller.舵底承：用以支撑舵和保护螺旋浆的，延伸在龙骨后部的支撑物美国传统〔spiral〕A three-dimensional curve that turns around an axis at a constant or continuously varying distance while moving parallel to the axis; a helix.螺旋：当螺旋浆沿轴转动时，形成的以等距离或不断变化之距离绕轴转动的三维曲线美国传统〔steamship〕A large vessel propelled by one or more steam-driven screws, propellers, or paddles.汽船：靠一个或多个蒸汽螺旋浆推进的大船美国传统 |
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