a large flat sea creature that lives in a shell, some types of which can be eaten either cooked or uncooked, and other types of which produce pearls (= small round white precious stones)

one of two small pieces of chicken at the bottom of the backbone, which taste particularly good

Chicken oysters are those juicy little chicken pieces hidden away between the leg and the backbone. 蚝状鸡背肉体积不大、味道鲜美，藏在鸡腿和背脊骨之间。