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。
The storm had a distinctive comma shape-reminiscent of a hurricane-that forms when air circles around a low-pressure center.
美国国家飓风中心的科学家表示，未来的两天，该低气压可能加强为热带气旋。
Scientists at the US National Hurricane Center said the depression was expected to strengthen to a tropical cyclone during the next two days.
在伊戈尔之后，飓风中心称在佛得角群岛最南端的一个热带低气压仅低于气旋强度，并且随时即将变成热带风暴朱莉娅。
Behind Igor, the hurricane center said a tropical depression off the southernmost Cape Verde islands was just below cyclone strength and poised to become tropical Storm Julia at any time.
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