单词	reflectivity
释义	reflectivity noun ˌrē-ˌflek-ˈti-və-tē  ri- : the reflective quality or power of a surface or material … conducting "reflectivity tests" to see whether Saudi sand when viewed through the goggles creates a sparkling effect that disorients pilots and causes them to send their helicopters careening to the ground. Newsweek … there are many examples of luster-decorated ceramics, in which Islamic potters emulated the reflectivity of metalwork by applying metal oxides to white-glazed vessels … Roberta Smith The warming at the surface could be expected to melt snow and ice, reducing the earth's albedo, or reflectivity. Roger Revelle Word History First Known Use 1879, in the meaning defined above
随便看	settles settles (down) settles (on or upon) settles down settles on settles on or upon settles on someone settles on something settles someone or something down settles something on settles something on someone settles upon settles upon something settling settling (down) settling (on or upon) settling day settling down settling on settling on or upon settling on someone settling on something settling price settling reservoir settling someone or something down

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