| 单词 | 刚玉 |
| 释义 | 刚玉 gāngyùmin. corundum刚玉gāngyùcorundum (mineral)刚玉参见：刚石[gāngshí]刚玉 gāng yù {晶} boule; adamantine spar; corindon; corivindum; diamond spar; corivendum; corundite; corundum(ite); white sapphire; harmophane; soimonite: 天然刚玉 Naxas emery 刚玉粉 schmigel; smergal; smirgel; 刚玉磨粒 alumina grain; 刚玉砂 emery; pulverized corundum; 刚玉石 corundum; 刚玉岩 corundolite; {岩} emery rock; 刚玉砖 corundum brick刚玉[gāng yù]矿物，成分是三氧化二铝，晶体，有玻璃光泽，硬度仅次于金刚石。红色透明的叫红宝石，蓝色透明的叫蓝宝石，是贵重的装饰品。刚玉可用作精密仪器的轴承，也用作研磨材料。 corundum; very hard mineral (Al?O?) that consists of aluminum oxide of a hardness second only to diamond, occurring in massive and variously coloured crystal form, including ruby of red colour and sapphire of blue colour (both being precious stone), that may be used as an abrasive or as a material for making bearings for precision apparatuses刚玉a.Oriental刚玉的n.Emery(做磨料用的)刚玉；刚玉粉，(金)刚砂corundum【矿】刚玉phr.diamond spar【矿】刚玉刚玉1. corundum刚玉spar; diamond (Corundum)刚玉Corinendum (Corundum)刚玉Corindon harmophance刚玉Corindon (Corundum)刚玉Corundum structure刚玉Korund (Corundum)刚玉Adamantine spar刚玉diamond spar刚玉Harmophane刚玉Corundite刚玉corundum刚玉Naxium双向☞刚玉--刚石--金刚砂双向☞--刚玉 --红柱石双向☞刚玉--刚铝石双向☞蓝宝石--刚玉双向☞金刚砂--刚玉双向☞刚玉--刚石双向☞刚石--刚玉刚玉corundum (a mineral) |
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