opal
n
bluish-white or milky-white semi-precious stone, often used in jewellery, in which changes of colour are seen 蛋白石
a bracelet made of opals 蛋白石手镯
[attrib 作定语]
an opal ring 蛋白石戒指.
🗣️ 情景例句
I couldn't be more sure, Susan.
我再确定不过了, Susan。
Have him return my call.
让他给我回电话。
What a boring movie! It's the most boring movie I have ever seen.