单词	mafic
释义	mafic adjective maf·​ic ˈma-fik  : of, relating to, or being a group of usually dark-colored minerals rich in magnesium and iron Example Sentences Recent Examples on the Web Orange is hotter, in the intermediate range, and yellow is hotter still, in the mafic range. New York Times, 18 May 2018 Kilauea releases mafic magma, and the temperature at eruption is about 2,140 degrees Fahrenheit. New York Times, 18 May 2018 Ocean volcanoes form over ocean crust that's lower in silica and contain a runnier kind of hot rock called mafic magma. Sarah Gibbens, National Geographic, 17 May 2018 Word History Etymology New Latin magnesium + Latin ferrum iron + English -ic First Known Use 1912, in the meaning defined above
随便看	smock windmill smock-face smocked smocking smockings smocks smog smoggier smoggiest smogginesses smoggy smogless smogs smokable smoke smoke and mirrors smoke ball smoke beetle smoke black smoke blue smoke bomb smoke brown smoke bush smoke cat smoke chamber

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