| 释义 |
〔euphotic〕Of, relating to, or being the uppermost layer of a body of water that receives sufficient light for photosynthesis and the growth of green plants.（海）透光层的：属于、关于或组成水体最上层的，该层可接受充足的光线以利于绿色植物的光合作用和生长〔turf〕A surface layer of earth containing a dense growth of grass and its matted roots; sod.草皮，草根土：地面最上层的土层，包括厚密的草和垫子一样的根；草地〔screed〕A smooth final surface of a substance, such as concrete, applied to a floor.磨光面：用于地板上的物质最上层的光滑表面，例如混凝土 |