ruby lac

例句：

1. 1. The emerald is a rare gemstone that has been prized for centuries.
   这颗翡翠是一颗珍贵的宝石，被人们珍视了几个世纪。
2. 2.The ruby lac necklace was a symbol of her love and devotion to her husband.
   那颗红宝石项链象征着她对丈夫的爱和奉献。
3. 3. The ruby lac ring was a gift from her mother on her wedding day.
   那颗红宝石戒指是她母亲在婚礼当天送给她的。