VocabMap
词汇表词根词缀
taconite
/'tækәnait/
当代词频: #45,198

中文释义

n. 铁燧岩

英文释义

n. a variety of chert containing magnetite and hematite; mined as a low-grade iron ore

相关词根词缀
-itemineral or fossil(Latin and Greek)
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