A dam or embankment is built to keep in the water, which freezes at night and remains frozen in the absence of direct sunlight.

现在已修筑了一道大坝或大堤用以蓄水，水在夜晚会结成冰，在没有阳光直射的情况下也会继续呈冰状。

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The palace was designed and built according to the plateau sunlight of wall wide and strong, have extensive tunnels and vents below the wall base.

宫殿的设计和建造根据高原地区阳光照射的规律，墙基宽而坚固，墙基下面有四通八达的地道和通风口。

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New-generation "solar tower" plants have been built in Spain and the United States which use an array of mirrors to concentrate sunlight onto tower-mounted receivers which drive steam turbines.

新一代的“太阳能塔”电厂已经在西班牙和美国建成，它采用一组的镜面将太阳光汇聚到安装在塔顶的接收器，从而用来驱动汽轮机。

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The Magellan eXplorist 510 Marine Edition provides boaters with a custom selection of best-in-class Navionics marine navigation charts and data plus a rugged, waterproof handheld Magellan eXplorist 510 Outdoor GPS device featuring easy-to-use menus, a built-in camera and a 3-inch sunlight-readable color touchscreen.

ENGADGET: Magellan eXplorist 510 Marine Edition sets sights on boaters, out in time for Talk Like a Pirate Day

The UCLA engineers have created a novel concept for harvesting and recycling energy for electronic devices - one that involves equipping these devices' LCD screens with built-in photovoltaic polarizers, allowing them to convert ambient light, sunlight and their own backlight into electricity.

ENGADGET: Photovoltaic polarizers could make self-charging smartphone dreams come true

Like having two Readers in one, NOOK Simple Touch with GlowLight doubles as the ideal reading device for outdoors, featuring a revolutionary built-in screen protector offering paper-like reading with no glare, even in bright sunlight.

ENGADGET: Target, Walmart list price drop for B&N's Nook Simple Touch with GlowLight to $119