In singular and (rare) in plural. The part of a body of water which is neither near the surface nor near the bottom.
| 单词 | θ2804 |
| 释义 | the world > the earth > water > body of water > [noun] > layers of water (3) mid-water1653 In singular and (rare) in plural. The part of a body of water which is neither near the surface nor near the bottom. chemocline1937 A distinct boundary zone in a body of water, marked by a steep concentration gradient, separating layers of water with different chemical… pycnocline1957 a layer in which water density increases rapidly with depth, as a result of decreasing temperature or increasing salinity. |
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