profundal zone中文什么意思

深底带

• zone:    n. 1.【地理】(地)带。 2.区 ...
• communities in the profundal zone:    深水带生物群落
• profundal fauna:    深水生物

例句与用法

1. The zone in a lake or pond between the littoral and profundal zones , extending from the edge of the area occupied by rooted plants to a depth of about six to ten meters , where the water temperature declines
   亚沿岸的：湖或池塘内位于沿岸区和深水区之间的区域，可从有根植物生长区域的边界延伸至七到八米深处，此处水温会下降。

百科释义

The profundal zone is a deep zone of a body of water, such as an ocean or a lake, located below the range of effective light penetration. This is typically below the thermocline, the vertical zone in the water through which temperature drops rapidly.