表笔

surfacemen───n.护路工人；维护工人

surface area───表面面积；曲面面积

surfaceman───n.护路工人；维护工人

surface plates───[印刷]平板

surface areas───表面积

surface plate───[印刷]平板

surface water───地表水

The EO-1 satellite is seeing the stain of elemental sulfur being carried to the surface, acting like a highlighter pen, pointing to the microbes' location.───EO-1卫星观测到染色的硫元素被带到表面，就像是一只记号笔，指出了微生物的所在地。

For the surface, pick the Pen Tool and draw a path around the side panel as shown in the image below.───在表面上，使用钢笔工具绘制一个如下图一样包围侧板的路径。

Imagine a way in which you could use the same pen to draw a black line on a white surface and a white line on a black surface without knowing what color the surface is.───想象一下你不用知道表面的颜色是什么，就可以用相同的画笔在白色的表面上绘制一条黑色的线并且在黑色的表面上绘制一条白色的线。

Tool paths are free-form curves on the surface in the process of sculptured surface pen-cutting machining.───复杂曲面笔式加工时的刀具轨迹是位于曲面上的自由曲线轨迹。

Tool paths are free - form curves on the surface in the process of sculptured surface pen - cutting machining.