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。

youdao

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。

youdao

Built of white marble that shimmers in both sunlight and moonlight, the Taj Mahal stands on an eighteen-foot-high marble platform which has a delicate minaret on each corner.

泰姬陵用白色大理石建成，在日光和月光下都会闪闪发光。它矗立在一个18英尺高的大理石上，平台的四角有四座精美的光塔。

youdao

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