“semi、metallic”的英文意思_释义_用法

单词

semi-metallic

释义

ˌsemi-meˈtallic, a.
[semi- 8 i.]
Partly metallic; spec. of the nature of a semi-metal. Cf. semi-metal.
1748–52J. Hill Mat. Med. (J.), The semimetallick recrements.1794Kirwan Elem. Min. (ed. 2) I. 164 Lustre, of the grey part, silky, verging to the semimetallic.1804Edin. Rev. III. 393 Semi-metallic matter.1974D. M. Adams Inorg. Solids v. 88 In contrast, the heaviest elements of the same groups (Pb, Bi, Po) are metallic or semimetallic as revealed by a progressive change down the group in properties such as electrical conductivity and optical behaviour, as well as by changes of structure type.

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