单词	specific gravity
释义	specific gravity noun : the ratio of the density of a substance to the density of some substance (such as pure water) taken as a standard when both densities are obtained by weighing in air Example Sentences determining the specific gravity of a mineral Recent Examples on the Web Checking the level of the batteries and taking a specific gravity reading occasionally (1.265 is normal) and greasing the chassis is all that is necessary. B.c. George, Car and Driver, 27 June 2022 The correct specific gravity of kilograms per liter would have been around 0.8. Matt Parker, Wired, 23 Jan. 2020 The words began to exert their own specific gravity. Owen Thomas, San Francisco Chronicle, 12 Mar. 2018 Word History First Known Use 1660, in the meaning defined above Medical Definition specific gravity noun : the ratio of the density of a substance to the density of some substance (as pure water) taken as a standard when both densities are obtained by weighing in air
随便看	evagations evaginable evaginated evaginates evaginating evagination evaginations eval evaluable evaluate evaluated evaluates evaluating evaluation evaluations evaluative evaluator evaluators evanesce evanesced evanescence evanescences evanescent evanescently evanesces

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