three-blade propeller

• 三叶螺旋桨

three-blade propeller的用法和样例：

例句

1. Underneath the rear fuselage a large air scoop aspirated the second unit, which powered a three-bladed propeller mounted behind a cruciform tail.
   在机身后部下设置有大型进气口用来吸收十字尾翼后面的三叶螺旋桨气流。