water column
US /ˈwɔː.t̬ɚ ˌkɑː.ləm/
UK /ˈwɔː.tə ˌkɒl.əm/
名词
水柱
a conceptual column of water from the surface of a sea, river, or lake to the bottom sediment
示例:
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Scientists study the water column to understand how nutrients move through the ocean.
科学家研究水柱以了解营养物质如何在海洋中移动。
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Pollutants can be found at different depths within the water column.
在水柱的不同深度都可以发现污染物。