For more than 300 years, we thought Saturn was the only body in the solar system with rings.

在300多年的时间里，我们一直认为土星是太阳系唯一拥有光环的天体。

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Body piercing is old hat when it comes to ears but traditionally ear rings are poked through the ear lobe.

从耳朵开始，在人体上穿洞早已经不是什么新鲜事了，古时候，人们就在耳垂上穿孔戴耳环。

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Threaded seat rings for valves in services with high velocity turbulent flow or thermal cycling should be lock welded to the body to avoid loosening. Please specify.

如果阀门用在高速流体(湍流)或热循环应用环境中，则螺纹阀座环应该锁焊到阀体上，避免松落。请在订购时加以指定说明。

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At a time when rovers are exploring Mars, a satellite is looping around Saturn's rings and a body larger than Pluto was recently found in the far reaches of the solar system, the reader who wants to catch up on developments could have done with a book of more uniform quality.

ECONOMIST: Twirls and swirls from outer space

Multiple sealing rings, fitted throughout the lens body, prevent water splashes and dust from penetrating, making the M.

ENGADGET: Olympus unveils a cavalcade of point and shoot cameras and a PEN lens at CES

The muscular contraction creates vortices doughnut-shaped rings of water below the creature's body.

WSJ: Jellyfish Hints at Fix for Damaged Hearts