Some say it may once have been covered with gems.

有人说太阳庙可能一度镶嵌着珠宝。

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The site of the find is a sharp, narrow slope that may once have been on the shore of a lake.

发现那件东西的地方是在一个陡狭的斜坡上，那里从前也许是湖岸。

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And losing the ability to vote is no longer a practical consequence of imprisonment, as it may once have been.

那么失去选举权的实际严重性已不再只是监禁那样，曾经亦非如此。

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But now it seems that T.rex may not have been as fierce as scientists once believed.

VOA: special.2009.09.01

But while UK property may once have been a safe bet for launderers, this option is now largely closed to villains.

BBC: NEWS | UK | Can the robbers launder the money?

Europe's diversity may once have been a disadvantage, a clash of cultures and languages rather than a healthy mix of skills.

ECONOMIST: Europe's tech entrepreneurs

Kept conservatives may once have been true, principled conservatives, and may well have gone to Washington initially as Mr. Smiths, with pure intentions and a desire to save it.

FORBES: Move up http://i.forbesimg.com t Move down