The daguerreotype was a unique image that reproduced what was in front of the camera lens in minute, unselective detail and could not be duplicated.

达盖尔银版是一种独特的图像，它可以再现相机镜头前微小的、无选择性的细节，而且是不可复制的。

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We are thankful for everyone's contribution in front of and behind the camera as we continue to make 'The Walking Dead' a unique television experience.

我们要感谢台前幕后所有付出汗水的工作人员，是他们的辛勤劳动才让我们有《行尸走肉》这么一档独一无二的美剧。

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Another moon, Telesto, orbits in front of Tethys, creating a grouping unique to the Saturnian system known as trojan moons.

较特斯提卫星，另外一颗土星卫星——土卫十三的轨道更加靠近土星，由它们共同创建出一组独特的土星卫星系，被称做“特洛伊卫星”。

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He is a fantastic player, has matured a lot and is a lot more level headed now and still leads from the front with unique qualities.

BBC: Leeds Carnegie's Fourie backed for England success

The new F2005, which has a unique front wing design, was unveiled at the team's Maranello base in Italy.

BBC: SPORT | Motorsport | Formula One | Ferrari take wraps off 2005 car

"With Girdwood what we had in front of us was a unique opportunity to make some sort of dent on the waiting list and to see it in the context of an overall very good and positive development for the city as a whole in terms of economic regeneration, social use, leisure and of course housing, " he said.

BBC: Nelson McCausland vetoes Girdwood social homes