表层

Under flood conditions, great amounts of topsoil are washed to receiving streams.

在洪水泛滥时, 大量表层土壤被冲刷到承受的水流中.

The surface material consists of drift.

表层介质是冰碛组成的.

An electrical impulse is sent to the exterior cells.

电脉冲被送到表层细胞.

The superficial layers are often frequency selective to transmission.

表层传播一般都有频率选择性.

Exercise dilates blood vessels on the surface of the brain.

运动会使大脑表层的血管扩张。

The nitride on oxide layers remains intact.

氧化物表层上面的氮化物保持原状不动.

A plastic surgeon can remove the top layer of skin.

整形外科医生可以除去最表层的皮肤。

This causes environmental damage when the topsoil is washed away by the rains.

雨水冲走表层土壤会造成环境破坏。

He began by chipping away the broken surface.

他开始工作,先把碎了的表层一点点地凿去.

This topsoil tends to wash away.

表层土壤要冲掉了.

After development, incoming light produces blackened silver granules in the layer.

显影后, 入射光就在表层产生了发黑的银粒子.

the outer layers of the skin

皮肤表层

This form has also accumulated in the subsurface horizons of many soils in humid regions.

这种钙形态在湿润地区许多土壤的亚表层也有累积.

The top layer of skin has to be grafted onto the burns.

必须将表层皮肤移植到烫伤处。

The topsoil has been almost completely washed away.

表层土壤已差不多完全给冲走了.