Watch out for mud and other slippery surfaces like rocks.

小心泥土和其他光滑面，比如岩石。

Facets are the flat surfaces of a cut gem.

刻面指是被切割宝石平面。

Normally, bubbles of gas contained in ordinary water have smooth surfaces.

通常情况下，气泡是一种面光滑，并富含水水泡。

Its unique three-dimensional vents are machined on both internal and external surfaces.

其独特三维通风口内外兼制。

They are irrepressibly driven to try align our surfaces with our depths.

它们可抑制地试图将我们层世界与我们深层内心。

The researchers sampled 19 surfaces from nine hotel rooms in three different states.

研究人员在3个同州抽样调查了9个酒店房间里19面。

Now, really just skim the surface this time, ladies.

现在轻触地板。

Canines have a sharp, pointy surface for tearing food.

犬齿有一个锋利、尖尖面，用来撕裂食物。

His art works are large surfaces of canvas completely covered in different colors of paint.

他艺术作品是完全覆盖着同颜色颜料大面积帆布。

Learning elevators, learning different floor surfaces.

学习如何坐电梯，如何在同地板上行走。

A slope can describe a surface or area that is not level.

斜坡可以形容层或某个区域，这个层或区域是水平。

Its mission is to map the moon's surface and to study its atmosphere.

它任务是绘制月球面地图并研究其大气层。

But...down at the surface, and there is a surface the chlorine dissipates.

但是......在层下面，还有一层，在这层氯气开始消散。

These chemicals can sanitize, or clean surfaces.

这些化学物质可以消毒或清洁面。

Brush the outside, biting and inside surfaces.

牙齿外侧，咬口面，以及牙齿内侧。

Some surfaces are definitely dirtier than others.

有些面肯定比其他面更脏。

Frost are ice crystals on a frozen surface.

霜就是冻结在地面上冰晶。

Those hard surfaces, they did it really well.

那些硬路面，他们做得好极了。

If you'd pour sparkling wine in a wide surface, it's more surface to air ratio.

如果你把起泡酒倒在一个宽口杯中，接触空气面积会更大。

That means it doesn't have a surface.

这意味着它没有实际面。