The analyzed low-pressure center at the surface was located ~8 km east of the mesocyclone.

所分析的地面低压中心位于中（尺度）气旋之东约8公里处。

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The storm had a distinctive comma shape-reminiscent of a hurricane-that forms when air circles around a low-pressure center.

此次风暴形状为独特的逗号形状——叫人联想到飓风——当空气流环绕一个低气压中心流动时形成此状。

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A tropical cyclone is a storm system characterized by a large low-pressure center and numerous thunderstorms that produce strong winds and heavy rain.

一个热带气旋，风暴系统由一个大的低压中心和众多雷暴产生的强风和大雨的特点。

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More specifically it describes a low-pressure area whose center of rotation is just off the East Coast and whose leading winds in the left forward quadrant rotate onto land from the northeast.

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