versatile 多才多艺的,通用的 versatility
alchemy 炼金术
transmute 变形,变质transmute silver into gold
arduous 艰巨的 an arduous task
pitfall 陷阱,未预见之困难
metallurgy 冶金
alloy 合金
aluminum = aluminium ^ calcium, uranium, radium^ copper, brass, bronze
electrode 电极
distill 蒸馏 distilled water
quartz 石英
phosphorus 磷,磷光物质
inflammable 易燃的
combustion 燃烧 spontaneous combustion
ceramic 陶瓷的 瓷器
insulate 隔离,绝缘 insulator
fiber 纤维 fiber optics
optics 光学
retina 视网膜
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