| 词汇 | ore |
| 释义 | ore noun[ C or U ] uk /ɔːr/ us /ɔːr/ rock or soil from which metal can be obtained: （含金属的）矿石，矿砂 iron/copper ore铁／铜矿石 Geology: types of rock agglomerate arenaceous arenite asthenosphere asthenospheric emery flinty gneiss haematite indurated intrusive lahar lodestone magma marl marmoreal obsidian sandstone schist shale You can also find related words, phrases, and synonyms in the topics: Soil ore | American Dictionaryore noun[ C/U ] us/ɔr, oʊr/ a substance formed naturally in the ground and from which metal can be obtained: [ U ]iron ore Examples of oreore The methods of assaying were supposed to determine the quantity of a given metal in an ore or alloy with one or more other metals. Probably the latter, since there was no reason to keep the source of the non-existent 'ore' a secret after 1578. Different panels would reflect the various stages of mechanical production and assembly, from mineral ore in the soil to finished product, driving into the sunset. The easily worked oxidised ore was largely depleted and the underlying sulfide deposits were proving difficult and costly to treat. Thus, the markets for ores and minerals in situ do not suffer from the kinds of failure we are alluding to in the text. These compounds were found in the extraction of metals from ores, assaying, and the reextraction of metals from alloys. Later chapters cover ores and waste products, diamonds and their histories and the nature of the planetary bodies of the solar system. Subidioblastic titanite (commonly overgrowing allanite or ore) and ore phases are small (< 1 mm) yet numerous. This sample also has a quartz layer that lies between iron ore-rich layers. This tuff contains about 10 % ore which probably has been derived from a secondary circulating fluid. Various counter theories put forward to describe the origins of ore deposits are discussed. The person who discovers a new vein of ore invites followers who may go in several directions. This tuff contains many black clay and ore agglomerations. Firms in designated industries ("oil, salt, refining, purifying, mining ores, or manufacturing the same") could combine. Analysis of anions leached from rock samples suggests that subsurface pyrite weathering is centered at two zones within the ore body. 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. Collocations withoreoreThese are words often used in combination with ore. Click on a collocation to see more examples of it. high-grade ore Neither country has any substantial amount of high-grade ore. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 metallic ore The word "reduction" originally referred to the loss in weight upon heating a metallic ore such as a metal oxide to extract the metal. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. ore carrier About a year ago there was talk of the general purpose oil tanker or ore carrier as being of some 18,000 tons dead weight. From the Hansard archive Example from the Hansard archive. Contains Parliamentary information licensed under the Open Parliament Licence v3.0 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. See all collocations with ore |
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