螺旋桨 Traditional form: 螺旋槳 Pinyin (reading): luóxuánjiǎng Definitions: propeller Characters: 螺 - spiral shell, conch; spiral 旋 - to revolve, to orbit, to return 桨 - paddle, oar Traditional characters: 螺 - spiral shell, conch; spiral 旋 - to revolve, to orbit, to return 槳 - paddle, oar