音标:[kә'rʌndәm] ;
n. 刚玉, 金刚砂
[化] 刚玉
n very hard mineral used as an abrasive
词型变化:名词复数形式 : corundums
词性分布:
名词100%

corundum的用法和样例:

例句

用作名词(n.)
  1. Synthetic Corundum is one of our strong products.合成刚玉是我们的一个强大的产品。
  2. Corundum may be the typical secondary minerals in the high-alumina fly ash.刚玉可能是高铝粉煤灰中典型的次生矿物。

词汇搭配

  • black corundum黑刚玉
  • iron corundum铁刚玉
  • corundum-mullite product刚玉-莫来石制品...
  • artificial corundum人造刚玉,人造金刚砂...
  • corundum cutting tool硬质合金刀具...
  • fused corundum电熔刚玉
  • crystal corundum结晶刚玉
  • common corundum普通刚玉
  • corundum brick刚玉砖
  • sintered corundum烧结刚玉
  • pulverized corundum刚玉砂,金刚砂粉...
【近义词】
学英语单词
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three-by-three
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