1. The flow field of planar jet is simulated by discrete vortex method. 采用离散涡方法对平面射流流场进行了数值模拟。
2. In vortex form, the elemental can move through the water, even along the bottom, at its swim speed. 在漩涡形态下，水元素可以以游泳的速度在水下穿行，甚至顺着海底前进。
3. When happiness comes suddenly, people tend to be happy submerged vortex from the drop down on the peak of happiness. 当幸福突然来临的时候，人们往往会被幸福的旋涡淹没，从幸福的颠峰上跌落下来。
英英解释
n.
1. the shape of something rotating rapidly
2. a powerful circular current of water (usually the result of conflicting tides)
