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单词 开采
释义 〔Cumberland〕A city of northwest Maryland in the Panhandle on the Potomac River and the West Virginia border. It is a shipping center for a coal-mining area. Population, 23,706.坎伯兰:美国马里兰州西北部的一个城市,位于波多马克河沿岸,西弗吉尼亚州边界的柄状狭长地带内。它是一煤矿开采地区的船运中心。人口23,706〔win〕To discover and open (a vein or deposit) in mining.采:采矿时发现和开采出(矿脉或矿床)〔gold〕Symbol Au A soft, yellow, corrosion-resistant element, the most malleable and ductile metal, occurring in veins and alluvial deposits and recovered by mining or by panning or sluicing. A good thermal and electrical conductor, gold is generally alloyed to increase its strength, and it is used as an international monetary standard, in jewelry, for decoration, and as a plated coating on a wide variety of electrical and mechanical components. Atomic number 79; atomic weight 196.967; melting point 1,063.0°C; boiling point 2,966.0°C; specific gravity 19.32; valence 1, 3. See table at element 符号 Au 黄金:一种软的,黄色的,抗腐蚀的物质,是最具有延展性的金属并能抽成丝,产于矿藏和冲积层中,通过开采或淘砂可以找到它,是热和电的良好导体。黄金中一般掺入其他物质以增加强度,经常被用作衡量国际货币的标准,也被制成珠宝作为装饰品,同时被广泛用作各种电子和机械元件的镀层材料。原子序数79;原子量196.967;熔点1,063.0°C;沸点2,966.0°C;比重19.32;化合价为1,3 参见 element〔wavellite〕A colorless to greenish yellow or black mineral, Al3(PO 4)2(OH) 3·5H 2O, having finely acicular, radiating crystals and sometimes mined for the extraction of phosphorous. 银星石:无色到黄绿色或黑色的矿物,Al3(PO 4)2(OH) 3·5H 2O,具有辐射细针状的水晶体,有时是开采用来萃取磷 〔live〕Not mined or quarried; in the natural state:天然的:未被开采或挖掘的;处于自然状态的:〔halite〕A colorless or white mineral, NaCl, occurring as cubic crystals and found in dried lakebeds in acrid climates, mined or gathered for use as table salt.石盐;岩盐:一种无色或白色的矿物质,成分为氯化钠,以立方体晶体形式出现,在酸性气候下的干枯河床上可见,开采或收集以用作食盐〔Oruro〕A city of western Bolivia southeast of La Paz. At an altitude of 3,708.5 m (12,159 ft), it depends on mineral deposits found in the area for its economy. Population, 178,393.奥鲁罗:玻利维亚西部城市,位于拉巴斯东南。海拔3,708.5米(合12,159英尺),经济上依赖本地的矿资源开采。人口178,393〔Barstow〕A city of southeast California northeast of Los Angeles. It was founded in the 1880's as a silver-mining town. Population, 21,472.巴斯托:位于加利福尼亚东南部,洛杉矶东北部的一座城市,原为一个银矿开采地于19世纪80年代建立。人口21,472〔Karaganda〕A city of northeast Central Asian U.S.S.R. north-northeast of Tashkent. Founded in 1857 as a copper-mining settlement, it is now the center of a coal industry. Population, 617,000.卡拉干达:苏联中亚部分东北部一城市,位于塔什干东北偏北。1857年该市作为铜矿开采点而建立,现今成为煤矿工业中心。人口617,000〔win〕To extract from a mine or from mined ore.开采:从矿或矿石中提取〔stope〕To remove (ore) from or mine by means of a stope.用梯段法开采:在回采工作面开采或转移(矿石)〔taconite〕A variety of chert containing magnetite and hematite, mined as an iron ore.铁燧岩:一种含磁铁矿和赤铁矿的燧石,做为一种铁矿石被开采〔pay〕a pay streak.含有开采价值的矿层〔Hibbing〕A city of northeast Minnesota in the Mesabi Range northwest of Duluth. Its mining industry was at its peak in 1917, when the town was moved 3.2 km (2 mi) south to make room for a huge open-pit iron mine. Population, 18,046.希冰:美国明尼苏达州东北部一个城市,位于德卢斯西北方的梅萨比岭,1917年该市的采矿业达到顶峰,当时市镇向南移了3.2公里(2英里)以便开采一个巨型露天铁矿。人口18,046〔royalty〕The payment for such a right.特许开采权利金:为获得开采权而付的费用〔Walbrzych〕A city of southwest Poland southwest of Wroclaw. A coal-mining center, it passed from Germany to Poland after the Potsdam Conference of 1945. Population, 138,000.瓦乌布日赫:波兰西南部城市,位于弗罗茨瓦夫西南。为一煤矿开采中心,1945年波茨坦会议后该城从德国回归到波兰手中。人口138,000〔ironstone〕A rock containing enough iron to permit commercial extraction; an iron ore.铁矿石:含有足够商业开采用铁量的岩石;铁矿石〔royalty〕The granting of a right by a monarch to a corporation or an individual to exploit specified natural resources.特许开采权:由君主特许公司或个人开采一特定自然资源的权利〔dredge〕Any of various machines equipped with scooping or suction devices and used to deepen harbors and waterways and in underwater mining.挖掘机:装有铲斗或吸泥设备,用于挖深港口与水道及水下开采的各种机器〔wildcatter〕One who is engaged in speculative mining or well drilling in areas not known to be productive.野猫钻井者,盲目开采油井者:从事在资源依据不足的地区冒险性采矿或钻井〔pay〕Yielding valuable metal in mining:有开采价值的:通过开采能产生有价值金属的:〔pan〕"But Dr. Brett cautioned that what sounds exciting from the Moon does not always pan out in the laboratory"(London Daily Telegraph, December 14, 1972). If Dr. Brett had been talking about hunting for gold on the moon,there would be a solid connection between his use of the expressionpan out and its original use in gold mining. Pan out, like the verb pan itself, comes from the noun pan in the sense "a shallow circular metal vessel used in washing gold from gravel.”The expressionpan out was used in a variety of senses, including "to wash gold-bearing earth in a pan"; "to obtain gold by washing ore in a miner's pan";and with reference to a mine or mineral-bearing soil, "to produce gold or minerals.”From such literal usagespan out was transferred to other situations. In Frederick Whymper'sTravel and Adventure in the Territory of Alaska, published in 1868, we are told that “‘It panned out well’ means that ‘it gave good returns.’”All these uses occurred first in American English,making the expression a true Americanism.“可是布莱特博士告诫说来自月球的听起来令人激动的消息并不总会在实验室获得成功”(伦敦每日电讯报 1972年12月14日)。 如果布莱特博士谈论的是关于在月球上寻找金子,那么,在他表达panout 这个用法和这个短语在金矿开采方面的原始用法就会有一种固定的联系。 Pan out 象动词 pan 本身一样来源于名词 pan , 意思是“一个浅而且圆的金属器皿,用来从矿砂中淘洗金子”。pan out 的表达用在各种意思中, 包括“在淘金盘中淘洗含金的泥土”,“在矿工的淘金盘里淘洗矿砂得到金子”,并且与矿井或含矿土壤有关,“产金子或矿物”。在这样的文学用法中,pan out 被借用于其它情况。 在弗雷德里克·怀姆坡1868年出版的在阿拉斯加旅游历险 中, 我们得知"It panned at well"意思是“得到好的回报”。所有这些用法都首先出现在美国英语中,表达了一种真正的美国主义〔Horlivka〕A city of southeast Ukraine in the Donets Basin north of Donets'k. It is a major coal-mining and industrial center. Population, 281,800霍利夫卡:乌克兰东南城市,位于顿涅茨克以北的顿涅茨煤田。是主要的煤矿开采及工业中心。人口281,800
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