But when we were greeted by a familiar face, Dr Wilson, I felt like I had come full circle.

但是，当一张熟悉的面孔映入眼帘，我看到威尔逊博士的时候，我觉得自己兜兜转转回到了原点。

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Hovering somewhere near the centre of the circle, I try to work out why it all seems so familiar. Like being back in my very own landscape.

止步于中心圆环附近，我试图解释为何这一切看起来如此熟悉，像是重新回到了属于自己的土地上。

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Non-circle curve is one of familiar outlines, but most numerical control machine tools only have linear interpolation and circular interpolation.

非圆曲线轮廓是机械零件常见的轮廓要素之一，绝大多数数控机床只具备直线插补和圆弧插补功能。

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Rounding out the winner's circle are a bunch of familiar faces.

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