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
And these are pictures of people working:steelworkers, bankers, police, street vendors,ambulance drivers, doctors….
这是工作中人们的照片:钢架工人、 银行职员、警察、街头小贩、救护车驾驶 医生等等……
What day is today?
今天是星期几?
Hmm! I think I can mend it. But I want a knife. Do you have a knife?