The observed changeof each signal as Cassini moved behind the rings provided a profile ofthe distribution of ring material as a function of distance fromSaturn, or an optical depth profile.

卡西尼号远离土星环而观察到的每个信号的变化提供了一份环材料分布的侧写。 这是一个距土星距离的函数，或是一个光学深度剖面。

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He held the beautiful gleaming ring up in the air, eyeing it from a distance.

他先把那枚漂亮的闪闪发亮的戒指托在空中，隔着一定距离观赏它。

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Coincidentally, visible in the gap (at about one o'clock) is yet another ring galaxy that likely lies far in the distance.

请注意在黑暗间隙大约1点钟指针方向的位置有另一个环形星系，它可能位于离我们更远的位置上。

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Our favorite wished-for items, though, were those that were imaginative, useful and a good distance beyond the state of current technology--but with that ring of plausibility that characterizes the best science fiction.

FORBES: Magazine Article

Specifically designed to take advantage of the camera's mirrorless design, the X-Mount has a short flange back distance of just 17.7mm made possible by designing the mount ring as thin as 2.5mm.

ENGADGET: Fujifilm grows X-series mirrorless lineup with 16.3-megapixel X-E1

Additionally, it features a macro switching ring on the lens barrel which instantly shortens the minimum focusing distance to approximately 20cm (from image plane), allowing the camera to capture small, close-up subjects with exquisite detail.

ENGADGET: Sony's Cyber-shot RX1 compact camera packs a full-frame sensor, 'fits in your palm' (hands-on)