| 单词 | metalloid |
| 释义 | metalloid noun[C] chemistryspecializeduk/ˈmet.əl.ɔɪd/us/ˈmet̬.əl.ɔɪd/achemicalelementwith some of thepropertiesof ametaland some of anon-metal, forexamplesiliconandarsenic 非金属（拥有部分金属特性，部分非金属特性的化学元素，如硅和砷）Chemical elements
metalloid| American Dictionarymetalloid noun[C] us/ˈmet·əlˌɔɪd/chemistry achemicalelementwith some of thecharacteristicsof ametaland some of asubstancethat is not ametal, forexample,siliconandarsenic Examplesofmetalloidmetalloid It is not certain whether polonium is a metal or ametalloid. From Wikipedia  This example is from Wikipedia and may be reused under a CC BY-SA license.Germanium is usually considered to be ametalloidrather than a metal. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The greater propriety of applying the wordmetalloidto other elements, such as arsenic, had been considered. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Everything from the left to themetalloidstairstep is a metal, and everything to the right is a nonmetal. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Astatine is commonly regarded as a nonmetal, less commonly as ametalloidand occasionally as a metal. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Astatine, which is usually classified as a nonmetal or ametalloid, has been predicted to have a metallic crystalline structure. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Also, some allotropes of selenium display characteristics of ametalloid, even though selenium is usually considered a nonmetal. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.A brittle, mildly toxic, rare, silver-whitemetalloidwhich looks similar to tin, tellurium is chemically related to selenium and sulfur. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The end of this row shows the average number of elements permetalloidlist. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.During the 1920s the two meanings of the wordmetalloidappeared to be undergoing a transition in popularity. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Use of the termmetalloidsubsequently underwent a period of great flux up to 1940. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.It has been referred to as either a very poor metal, ametalloid, a nonmetal or a nearmetalloid. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Because of its position in the periodic table, polonium is sometimes classified as ametalloid. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.It is a lustrous, hard, grayish-whitemetalloidin the carbon group, chemically similar to its group neighbors tin and silicon. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.It has since been applied to any other similarly toxic metal, ormetalloidsuch as arsenic, regardless of density. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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