surfaces

过去式：

动词过去式: surfaced

更多词形：

动词过去式: surfaced | 动词过去分词: surfaced | 动词现在分词: surfacing | 动词第三人称单数: surfaces |

单词例句：

Concave on both surfaces;biconcave.

双面均凹进的；

Speckled surfaces, cotton tweeds and flecked yarns.

斑斑点点的织物表面,麻灰纱和棉织斜纹厚棉布。

Hard surfaces can cause unwanted reverberation.

坚硬的表面可产生不必要的混响。

A contact, as between two curves or surfaces, at three or more common points.

密切两段弧线或两个平面在三个或更多公共点处的相切

Having two faces or surfaces.

双面的有两面或两个表面的

Light rays are absorbed by black surfaces.

光线被黑色表面吸收(而无反射)。

Two surfaces rubbing together generate heat.

两个表面互相摩擦会产生热。

Ground and lapped seating surfaces.

阀座表面经过研磨抛光。

Any of the surfaces of a rock or crystal.

表面岩石或晶体的表面