释义 |
light water
light watern. Ordinary water, H2O.light water n (Elements & Compounds) a name for water (H2O), as distinct from heavy water light water
light water[′līt ′wȯd·ər] (materials) A water solution of perfluorocarbon compounds mixed with a polyoxyethylene thickener; used as a fire-fighting agent. (nucleonics) Water in which both the hydrogen atoms in each molecule are of the isotope protium. |