In the dreamlike scene, star trails arc over an old ship run aground on a beach near Gytheio, Peloponnesus in southern Greece.

在这梦幻的场景中，一艘搁浅在希腊南部的伯罗奔尼撒半岛的Gytheio附近的古船上有着一道道星星的弧线轨迹。

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The helicopter made a slow arc, passing over the mound but not stopping.

这架直升飞机做了一个缓慢的弧线运行，飞过那座小丘，但没停下来。

《柯林斯英汉双解大词典》

Let this be the angle d theta so it moves in a short amount of time over an angle d theta dS and the arc here is dS, R and the radius is R.

这是角度dθ,它运动了一会儿,运动过角度dθ,弧度是，半径是。

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With 12 minutes to go the former Sunderland midfielder skipped over a couple of Villa tackles, before his powerful shot took a deflection off the hapless Ridgewell to arc over Sorensen.

BBC: SPORT | Football | League Cup | Doncaster 3-0 Aston Villa

And leaders must understand that HRE takes place over an arc of time with many vital steps along and often rocky path.

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In the modern history of the Catholic Church, "no other story has drawn such negative coverage over this arc of time, " says Allen.

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