Inverson of circle: Into a circle, if the circle pass through inversion center o, it becomes a straight line.

圆的反演：反演成一圆。但当圆通过反演中心时变成一直线。

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Then did I pass? Und the circle of eight.

然后我经过八的周期。

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Half-circle model and full-circle model, fixed heat source and moving heat source, single pass and multi-pass welding are used for comparison.

比较了半周模型和全周模型，固定热源和移动热源，单道焊和多道焊下的分析结果。

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Center Tyler Seguin skated out of traffic in the left circle to make the pass to McQuaid.

WSJ: Bruins beat Islanders for 16th time in 20 meetings

Brassard spun in the left circle and backhanded a pass back to Brad Richards at the point for a drive that hit Boyle in front and caromed in.

WSJ: Newcomers lift Rangers to 6-1 rout of Penguins

Smith gave them the lead just before the half hour when she latched on to a pass into the circle and fired home.

BBC: England women fall to United States defeat