Herhangi bir kelime yazın!

"corundum" in Chinese (Traditional)

剛玉

Definition

剛玉是一種非常堅硬的礦物,由氧化鋁組成,常被用作磨料。當它透明且有顏色時,可成為紅寶石和藍寶石等寶石。

Usage Notes (Chinese (Traditional))

「剛玉」多用於礦物學和材料科學的專業場合,日常生活鮮少使用。珠寶界多以紅寶石、藍寶石稱其寶石類型。

Examples

Corundum is one of the hardest natural minerals.

**剛玉**是最堅硬的天然礦物之一。

The gemstone ruby is actually red corundum.

紅寶石其實是紅色的**剛玉**。

Corundum is used in some types of sandpaper.

**剛玉**被用於某些類型的砂紙。

Did you know sapphires are just blue corundum?

你知道藍寶石其實就是藍色的**剛玉**嗎?

Industrial drills often use synthetic corundum for cutting.

工業鑽頭常使用人造**剛玉**進行切割。

Collectors sometimes look for rare colors of corundum besides rubies and sapphires.

收藏家有時會尋找除了紅寶石和藍寶石之外的稀有顏色**剛玉**。