surface

• The surface of mars is remarkably diverse .
  火星的表面参差不齐。
• The runaway surfaces can be indicated by color .
  跑道的路面可用颜色表示。
• This is known as an isochromatic surface .
  这样的曲面称为等色面
• An extremity of a solid is a surface .
  固体的一个末端是一个面。
• The surface material consists of drift .
  表层介质是冰碛组成的。
• An extremity of a solid is a surface .
  立体的边界之一是一个面。
• Surface bombardments had nowhere been effective .
  海面舰只炮击也毫无建树。
• One such surface is known as the pseudosphere .
  一个这样的曲面名为伪球面。
• We put up at the surface an oil derrick .
  我们就在那块地面上竖起一个井架。
• The surface of the water is as smooth as a mirror .
  水平如镜。