| 释义 |
unit celln.（名词）- The smallest building block of a crystal, consisting of atoms, ions, or molecules, whose geometric arrangement defines a crystal's characteristic symmetry and whose repetition in space produces a crystal lattice.单胞：晶体的最小结构单元，由原子、离子或分子构成，其几何排列规定了晶体的特性对称，其空间重复产生了晶格
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