| 单词 | 壳层 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔lamella〕A thin scale, plate, or layer of bone or tissue, as in the gills of a bivalve mollusk or around the minute vascular canals in bone.薄片，薄板，薄层：一种薄的骨头或组织的鳞片、盘、或壳层，如双壳软体动物组成鳃的薄板或是骨内环绕小的维管的骨层或组织美国传统〔subshell〕One or more orbitals in the electron shell of an atom.（原子）支壳层：原子之电子层中之一个或多个轨道美国传统〔valence electron〕An electron in an outer shell of an atom that can participate in forming chemical bonds with other atoms.价电子：参与或其他原子形成化合键的原子外层电子壳层的电子美国传统〔valence shell〕The outermost shell of an atom consisting of the valence electrons.价电子层：由价电子组成的原子的最外壳层美国传统 |
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