taconite
/ˈtækənaɪt/noun
mass noun
- a low-grade iron ore consisting largely of chert, occurring chiefly around Lake Superior in North America铁燧岩。
词源
early 20th cent.: from the name of the Taconic Range of mountains, US, + -ITE1 .
单词 | taconite |
释义 | taconite/ˈtækənaɪt/noun mass noun
词源 early 20th cent.: from the name of the Taconic Range of mountains, US, + |
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