C1 noun #20,000 最常用

artesian

A term referring to a well or aquifer where water rises to the surface under its own internal pressure without the need for a pump. This phenomenon occurs when water is trapped between layers of impermeable rock and is replenished from a higher elevation, creating hydrostatic pressure.

近义词

flowing pressurized subsurface hydrostatic self-flowing

反义词

pump-action surface-level stagnant
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