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capillary action

/ˈkæpɪləri ˈækʃən/

翻译: 液体在狭窄空间(如细管或多孔材料)中无需外力即可流动的现象,常能克服重力上升或下降,由液体与周围表面之间的附着力和内聚力共同作用。

1 个条目

phrase

/ˈkæpɪləri ˈækʃən/C1formalscientific
  • zh液体在狭窄空间(如细管或多孔材料)中无需外力即可流动的现象,常能克服重力上升或下降,由液体与周围表面之间的附着力和内聚力共同作用。

The ability of a liquid to flow in narrow spaces without the assistance of external forces, often against gravity, due to adhesive and cohesive forces between the liquid and the surrounding surface.

  1. Liquid movement in narrow spacesC1formal

    The ability of a liquid to flow in narrow spaces without the assistance of, or even in opposition to, external forces like gravity, due to intermolecular forces between the liquid and surrounding solid surfaces.

    zh毛细现象

    • Capillary action allows water to move up the roots and stems of plants.
    • A paper towel uses capillary action to absorb spilled liquid.
    • The narrow tube demonstrated capillary action by drawing the water upward.