propellers/prəˈpel.ɚ/名词螺旋桨The airplane's propellers whirred loudly as it prepared for takeoff, propelling the aircraft forward with great force.飞机的螺旋桨发出刺耳的嗡嗡声,准备起飞,用巨大的力量向前推进飞机。想跟读,去练习