rapidity的音标：rapidity的英式发音音标为：[rə'pɪdətɪ]rapidity的美式发音音标为：[rə'pɪdətɪ]...

The water rushed through the holes with great rapidity.湍急的水流奔涌过洞口。The styles change with bewildering rapidity.风格多变,令人应接不暇.Animal and vegetable pests spread with extreme rapidity.动植物疫害传播极快....

Animal and vegetable pests spread with extreme rapidity.动植物疫害传播极快.The water rushed through the holes with great rapidity.湍急的水流奔涌过洞口。The film shows the rapidity of the changes in this area of medicine.这部电影展示了这一医学领域里的迅速变化。...

n.迅速，急速，速度，险峻，快度...