单词	bevel gear
释义	bevel gear noun : either of a pair of toothed wheels whose working surfaces are inclined to nonparallel axes Illustration of bevel gear bevel gears Word History First Known Use circa 1790, in the meaning defined above
随便看	ferrets (out) ferrets out ferrety ferri- ferriage ferriages ferrian ferric ferric acetate ferric ammonium citrate ferric chloride ferric oxide ferric sulfate ferriccer ferriccest ferricer ferricest ferricyanic acid ferricyanide ferricyanides ferrididdle ferried ferrier ferries ferriferous

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