红宝石、蓝宝石、绿宝石和珍珠。

Rubies, sapphires, emeralds and pearls.

youdao

这具骨架是用杂乱无章的、然而又是精心制作的珠宝碧玉、琥珀、自然铜和珍珠来加以装饰。

The skeleton was adorned with intricately crafted jewels of jade, amber, pyrite, and pearl.

youdao

凯特的朋友还透露，凯特打算当天戴上“钻石和珍珠”镶嵌的耳环，目前还不得而知这对耳环是属于“新的”还是“旧的”饰品。

Friends have also revealed that Kate plans to wear diamond-and- pearl earrings on the day, although it is not known if they are new or family heirlooms.

youdao

Another is the admonition not to throw your pearls before swine, not to preach to those who can't hear, or won't be perceptive.

第二个是一句警句：,不要在猪的面前乱扔你的珍珠，不要对那些失聪者，和不可感化者布道。

耶鲁公开课 - 1945年后的美国小说课程节选