中以底层鱼类的英文

• bottom feeders

• 中    hit; fit exactly
• 以    use; take
• 底层    ground floor; first floor ba ...
• 鱼类    fish
• 底层鱼类    bottom fish; demersal fishes
• 底层鱼类资源量    abundance of ground fishes
• 底层鱼    bottom fish
• 表层鱼类；上层鱼类    surface fishes
• 底层鱼群    bottom fish concentration
• 底楼鱼；底层鱼    bottom fish
• 近底层鱼群    off-bottom fish concentration
• 上层鱼类    epipelagic fishes; pelagic fishes
• 深海层鱼类    bathypelagic fishes
• 中层鱼类    mesopelagic fishes
• 中上层鱼类    pelagic fishes; swimming fishes
• 底层鱼渔获量    bottom fish catch
• 次深海层鱼类    bathypelagic fishes
• 中型上层鱼类    mesopelagic fish
• 中上层鱼类群体    pelagic fish stocks
• 中上层鱼类种群    pelagic fish population
• 中上层鱼类；洄游性鱼类    swimming fishes
• 中上层鱼类资源评估    pelagic fish stock assessment
• 底层    1.(一楼) [英国] ground floor; [美国] first floor2.(地下室) basement3.(社会最低阶层) bottom; the lowest rung 在社会的最底层 at the bottom of society4.undercourse (垫层); base course (基层); subcoat (基础涂层); substratum (基层; 胶层); sublayer (层流底层)
• 通常以底面    bottom
• 鱼类    fish 鲤科鱼类 cyprinid