“pyramid”的概念、定义、翻译、参考文献-科学参考

单词	pyramid
释义	pyramid [`pir·ǝ´mid] ^{CRYSTALLOGRAPHY} An open crystal having three, four, six, eight, or twelve nonparallel faces that meet at a point. ^MATHEMATICS A polyhedron with one face a polygon and all other faces triangles with a common vertex.
随便看	red orpiment redox blemish redox cell red oxide of zinc redoxomorphic stage redox polymer redox potential redox potentiometry redox system redox titration red phosphorus red potassium chromate red potassium prussiate red precipitate red prussiate of potash red prussiate of soda red ring red rock red rot red rust redruthite Red Sea red sector redshift red snow

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