On Earth, the arctic Polar Vortex is typically located over eastern north America in Canada and plunges cold arctic air to the northern Plains in the United States.
在地球上，北极的极地涡流主要集中在北美洲东部的加拿大，将寒冷的北极空气卷入美国北部平原。
On Earth, the arctic Polar Vortex is typically located over eastern north America in Canada and plunges cold arctic air to the northern Plains in the United States.
在地球上，北极的极地涡流主要集中在北美洲东部的加拿大，将寒冷的北极空气卷入美国北部平原。
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