In the wet surface of the base construction, positive side and back surface can be the construction.

在潮湿基面上施工，迎水面和背水面均可施工。

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To solve the problem of the poor absorption of dyes at the longer wavelength region, dye-sensitized solar cells (DSSC) with back surface reflection was introduced to enhance light absorption.

介绍了一种提高染料敏化太阳电池光吸收的背反射结构，以解决染料在长波范围吸光能力差的缺点。

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Back home, things appear, on the surface, simpler.

回到家后，事情表面上看起来简单一些。

《柯林斯英汉双解大词典》

Then the snow's surface will help to send back sound waves.

VOA: special.2010.01.05

It will surface back up in another piece of work or another idea at some point in your life.

在某个时刻，旧点子会以另一种形式重新出现,或者另一个想法在会出现在你的生活中。

斯坦福公开课 - Twitter之父Jack.Dorsey演讲：好奇和灵感的力量课程节选

It's firmly adherent to the surface here, it's firmly adherent at the back here, and in between its trying to pull these ends closer together, you can imagine that that's what it's doing, and in fact, that's one of the functions of fibroblasts.

它紧紧地粘附在表面这儿,又紧密的粘附在后面这儿,试着在中间将创口两端拉紧到一起,你可以想象一下这个场面,事实上,这只是成纤维细胞的功能之一

耶鲁公开课 - 生物医学工程探索课程节选

In other words, it occupies roughly the same dimensions, but the taper on the back surface does a compelling job of making this feel thinner.

ENGADGET: Amazon Kindle Fire HD review (7-inch)

He is an acknowledged expert in the area of federal infrastructure budgeting and finance, having had an active role in the financing of each of the last three comprehensive surface transportation reauthorization bills dating back to the Intermodal Surface Transportation Efficiency Act of 1991.

WHITEHOUSE: THE WHITE HOUSE

As the fish sped off and line played out, Whalen struggled for 45 seconds back to the surface.

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