For clamping side milling cutter. The arbor are supplied with space ring and clamping nut.

用于夹持侧铣刀，铣刀由垫片和锁紧螺母固定。

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Near the tunnel of time and space, my dad dropped me the swimming ring.

快到时空隧道出口时，爸爸向我丢来了游泳圈。

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On the spot it had occupied was a circular space, exposing an iron ring let into a square flag-stone.

在大石所呆的地方出现了一个圆形的空间，中间有一块四方形的石板，上面有一个铁环。

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"There's no air in space to compress to ring against your ear, " she told CNN in an interview at the TED conference in Long Beach, California, in March.

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