on the surface

They discovered how to form the image in a thin layer on the surface.

他们发现了如何在表面薄薄的一层上形成影像。

Back in Britain, things appear, on the surface, simpler.

而在英国国内，事情表面上看来要简单一些。

Green and yellow lights blinked on the surface of the harbour.

海港的水面上闪烁着绿色和黄色的灯光。

The film is deposited on the surface of the glass by evaporating crystals, usually of cryolite or magnesium fluoride, in a vaccum.

涂敷薄膜时，通常是将玻璃置于真空之中，然后使冰晶石或氧化镁晶体气化，令其沉积于玻璃表面上。

On the surface, he appeared unchanged.

看外表他好像没变。

Dust on the surface brushes off easily.

表面的灰尘容易掸掉.

It can be clearly seen that there is a film of oil on the surface of the water in the cup.

可以明显地看到杯子里的水上面有一层油。

Five minutes after that, we placed either bacon or bread on the surface for 5,30 or 60 seconds, and then measured the number of bacteria transferred to the food.

五分钟后，我们把培根肉或面包放在表面上5秒、30秒或60秒，然后测算转移到食物上的细菌量。

On the surface she seemed meek, rather insipid

表面上她似乎温顺驯服，相当乏味无趣。

An inflammatory exudate collects on the surface.

炎性渗出物集合在表面.

I know on the surface I appear to be quite a together person

我知道表面上我似乎自信能干。

His politeness was only on the surface.

他只是表面上客气.

On the surface, it appears little has changed in the Arab world.

表面上，阿拉伯世界好像没什么变化。

Place the material on a flat surface, shiny side uppermost.

把材料放在平面上，有光的一面朝上。

Exercise dilates blood vessels on the surface of the brain.

运动会使大脑表层的血管扩张。

Roll the pastry on a floured surface.

在撒了面粉的板面上将油酥面团擀平。

Green and yellow lights blinked on the surface of the harbour

海港的水面上闪烁着绿色和黄色的灯光。

We repeated this exact procedure after the bacteria had been on the surface for 2,4,8 and 24 hours.

在细菌分别停留在表面上2小时、4小时、8小时和24小时后，我们精确重复了这个过程。

Two divers work together while a standby diver remains on the surface.

两名潜水员协同工作,同时有一名候补潜水员留在水面上.

The air was so still that there was hardly a ripple on the pond's surface.

没有风，池塘的水面上几乎看不到波纹。

In 1664 Hooke observed a reddish spot on the surface of the planet.

1664年，胡克注意到这颗行星表面有一块微红的斑点。

I know on the surface I appear to be quite a together person.

我知道表面上我似乎自信能干。

The scheme seems on the surface to be quite practical.

这个方案表面上看来似乎很实际.

It seems like a good idea on the surface but there are sure to be problems.

这主意乍一看不错，但肯定存在问题。

A film of dust formed on the surface of the water.

水面上积了一层灰。

As the water evaporates, a crust of salt is left on the surface of the soil.

随着水分的蒸发，地面上留下了一层结晶盐。

Then he saw one on the surface swimming in circles.

接着他看见其中的一条在海面上绕着圈儿游着.

On the surface she seemed meek, rather insipid.

表面上她似乎温顺驯服，相当乏味无趣。

Light danced on the surface of the water.

灯光在水面上摇曳。

On the surface, she's a charming, helpful person.

从外表上看, 她又很迷人 、 又肯助人.