请输入您要查询的英文单词:

 

单词 non-metal
释义

non-metaln.

Brit. /(ˌ)nɒnˈmɛtl/, U.S. /ˌnɑnˈmɛd(ə)l/
Origin: Formed within English, by derivation. Etymons: non- prefix, metal n.
Etymology: < non- prefix + metal n.
A non-metallic element or substance.
ΚΠ
1857 G. Wilson in Edinb. Ess. 340 In Prussian blue..iron in part acts as a metal, in part acts as a non-metal, as if it replaced both the sodium and the chlorine of common salt.
1866 W. Odling Lect. Animal Chem. 14 The chlorides of the metals, like those of the non-metals, must also be divided into monochlorides.
1933 A. W. Barton Text Bk. Heat xiv. 325 The earliest attempts to measure the conductivity of the non-metals showed that it is about fifty times less than that of the metals.
1966 C. R. Tottle Sci. Engin. Materials i. 14 One aspect of importance is the occurrence of many of the true non-metals in these two short periods.
1995 Focus Aug. 54/4 Some meteorites—‘stony-irons’—contain metal and non-metal components.
This entry has been updated (OED Third Edition, December 2003; most recently modified version published online March 2022).
<
n.1857
随便看

 

英语词典包含1132095条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。

 

Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/1/31 7:52:54