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单词	multigrade
释义	multigrade adjective mul·​ti·​grade ˌməl-tē-ˈgrād  -ˌtī- 1 : including or involving students from more than one grade level a multigrade classroom 2 of motor oil : having a viscosity range that allows use over a wide temperature range Due to the need for an oil that embodies both good lubrication at high temperatures and easy cranking in cold weather, multigrade oils have been developed. Basically, a multigrade oil is thinner at low temperatures and thicker at high temperatures. Kevin M. G. Maher et al. Word History First Known Use 1949, in the meaning defined at sense 1
随便看	gessoed gessoes gest gestae gestagen gestalt Gestalt psychology gestalten gestaltist gestaltists gestalts gestapo gestapos gestate gestated gestates gestating gestation gestational gestations gestative geste gestes gestic gesticulant

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