英语词汇“θ6400”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	θ6400
释义	the world > the earth > minerals > ore > [noun] > metal ore > iron ore > bog (10) bog-mine1590 = bog iron ore n. bog-mine-ore1764 = bog iron ore n. bog ore1772 bog iron ore1789 a brittle, porous variety of brown haematite found in bogs. swampy iron ore1796 bog iron ore (bog, n.1 compounds 4). morassy iron ore1801 = bog iron n. at bog, n.1 compounds 4; cf. morass ore, n. morass ore1805 = bog iron n. at bog, n.1 compounds 4. Cf. morassy iron ore n. at morassy, adj. compounds. black ram1808 Metal ore of a brittle, crumbly nature. With distinguishing word indicating the type of metal. Cf. slick, n.2 limonite1823 A name at first confined to bog iron ore, but now extended to include all forms of hydrous sesqui-oxide of iron, containing about 15 per cent. of… swamp-ore1839 bog iron ore.
随便看	θ21759 θ217590 θ217591 θ217592 θ217593 θ217594 θ217596 θ217597 θ217598 θ217599 θ2176 θ21760 θ217600 θ217601 θ217602 θ217603 θ217604 θ217605 θ217606 θ217607 θ217608 θ217609 θ21761 θ217610 θ217611

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