A hard, spherical mass that grows within pearl oysters or other bivalve mollusks. It is highly prized as a gem
Fun Fact:
The earliest record we have of pearls as precious objects are artifacts from Mesopotamia dated to around 2300 B.C.
Example Sentence:
他说他为他母亲买了那颗珍珠.
Tā shuō tā wèi tā mǔqīn mǎile nà kē zhēnzhū.
He said he bought the pearl for his mother.