When tornado emerges, tornado vortex (TVS) and mesocyclone in the supercell storm can be found in the radial velocity chart.

径向速度图上，龙卷出现时超级单体风暴同时具有龙卷涡旋特征(TVS)和中气旋特征。

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The result shows that the hail and severe wind weather process was mainly caused by mesoscale cyclone in supercell storm echo.

结果表明：这次冰雹大风天气过程主要是由超级单体回波中的中尺度气旋引起的；

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The fact that the vortex-shaped area in the velocity map had a continuous mesoscale cyclonic flow indicates that the severe storm was a supercell storm.

速度图上涡旋状回波区对应着连续出现中气旋的现象，说明强风暴单体为具有涡旋形态的超级单体；

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In Oklahoma, storm chasers with cameras in their cars transmitted video showing a number of funnels dropping from the supercell thunderstorm as it passed south of El Reno and into Oklahoma City just south of downtown.

WSJ: Tornado-Hit Oklahoma Struck Again; Mother and Baby Dead