四面八方的道路会聚在火车站前。

The roads converge just before the station.

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结果发现：33／52（63％）例生理性二尖瓣返流和87／87（100％）例病理性二尖瓣返流可于二尖瓣左室面显示血流会聚区；

Flow convergence region, which was located in the left ventricular sides of mitral valve, was displayed in 63%(33/52)of physiological MR and 100%(87/87) of pathological MR.

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大家从四面八方会聚这里，各种思想碰撞出智慧的火花，以较少的投入获得了很高的产出。

People from around the world come here to exchange ideas and insights, which broaden their vision.

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