corundum是什么意思_corundum怎么读_corundum中文意思_用法_例子_词性

corundum corundum是什么意思、corundum怎么读

“corundum”英文单词的解释：n.[矿]刚玉,金刚砂，网络释义：a hard crystalline form of aluminum oxide, typically blue in color and used as a gemstone and abrasive.，词性：名词

英式发音 [kə'rʌndəm] 美式发音 [kə'rʌndəm]

上一个英文单词： cortisone

下一个英文单词： coruscant

“corundum”基本解释

“corundum”网络释义

a hard crystalline form of aluminum oxide, typically blue in color and used as a gemstone and abrasive.

“corundum”词性变化

“corundum”用法和例子

1. Rubies and sapphires are both varieties of corundum.
红宝石和蓝宝石都是刚玉的变种。

2. Corundum is one of the hardest minerals known to man.
刚玉是已知的最硬的矿物之一。