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单词 taconite
释义 taconite
 /tak"euh nuyt'/,  n.  
 a low-grade iron ore, containing about 27 percent iron and 51 percent silica, found as a hard rock formation in the Lake Superior region.
 [1890-95, Amer.; named after the Taconic mountain range (east of the Hudson River); see -ITE1]
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更新时间:2025/2/2 14:11:47