单词	trigonal
释义	trigonal adjective tri·​go·​nal trī-ˈgō-nᵊl  : of, relating to, or being the division of the hexagonal crystal system or the forms belonging to it characterized by a vertical axis of threefold symmetry trigonally trī-ˈgō-nᵊl-ē  adverb Word History First Known Use 1878, in the meaning defined above
随便看	pink madder pink mahogany pink meadowsweet pink milkwort pink needle pink noise pink patch pink pearl pink pill pink rhododendron pink river dolphin pink rot pink salmon pink salt pink sheet pink shower pink shower tree pink slip pink spray pink stage pink tea pink tint pink vine pink wax scale pink-and-white shower

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