surface

• 指与某物的外部或最上层有关的；不深的，仅涉及表层的。

Relating to the outside or top layer of something; not deep or profound.

1. Relating to the outer layerB1formal

   Of or relating to the outermost layer or top of something.

   表面的

   • The surface temperature of the planet is extremely high.
   • Surface water is essential for agriculture.
   • The surface tension of the liquid prevents it from spilling.

   同义词exteriorexternalouteroutsideoutwardsuperficial

   反义词deepinnerinteriorinternalsubsurface

2. Superficial or apparentB2formal

   Relating to the outward appearance rather than the deeper reality.

   表面的

   • The surface level of the report seems fine, but the details are flawed.
   • His surface charm hides a manipulative personality.
   • We only have a surface understanding of the problem.

   同义词apparentcosmeticexternaloutwardseemingskin-deepsuperficial

   反义词actualdeepprofoundreal

• 指物体外部或最上层的部分，或固体的边界平面区域；也泛指事物的表象或外在方面。

A noun referring to the outside or top layer of an object, or a flat area forming the boundary of a solid.

1. Outer layerA2formal

   The outside or top layer of an object or material.

   表面

   • The surface of the table is smooth and polished.
   • The paint is peeling off the surface of the wall.
   • The surface of the lake was perfectly still.

   同义词coatingcoveringexteriorfaceoutsideskintop

2. B2formal

   The outward appearance of something, often hiding the true nature.

   表面

   • Beneath his calm surface, he was very nervous.
   • The problem goes deeper than the surface suggests.
   • On the surface, everything seemed fine.

   同义词appearanceexteriorfrontlookmaskpretenseshowveneer

   反义词coreessencerealitysubstance

3. Mathematics/GeometryB2formal

   A continuous set of points that has length and breadth but no thickness.

   曲面

   • A sphere has a curved surface.
   • The surface area of a cube is calculated by 6a².
   • The plane is a flat two-dimensional surface.

• 动词，表示浮到液体表面，或比喻隐藏的事物变得为人所知、显露出来。

A verb used to indicate the act of rising to the surface of a liquid, or figuratively, to become known or appear after being hidden.

1. Come to the topB1formal

   To rise or come up to the surface of a liquid.

   浮出水面

   • The submarine surfaced near the coast.
   • Bubbles surfaced from the bottom of the lake.
   • The whale surfaced to breathe.

   同义词appeararisecome upemergerise

   反义词diveplungesinksubmerge

2. Become known or appearB2formal

   To become apparent or known after being hidden.

   暴露出来

   • New evidence surfaced during the investigation.
   • The truth about the scandal finally surfaced.
   • Rumors have surfaced about the company's financial troubles.

   同义词appeararisecome upcrop upemergematerialize

   反义词disappearrecedevanish

3. Apply a surface layerB2formal

   To put a surface layer on something, such as a road or floor.

   铺设表面层

   • The workers surfaced the road with asphalt.
   • They surfaced the wooden floor with a protective coating.
   • The driveway was surfaced with gravel.

   同义词coatcoverfacefinishlayeroverlaypave