What does clam shell mean?

As has been said upstairs, mussels are aquatic creatures, but there are many kinds. There are usually two layers of hard shell with soft tissue wrapped in the middle. It is a kind of food, and individual kinds of mussels (that is, the hard shell outside) can be used as medicine and also for making handicrafts. Ancient people also used them for divination.

clamshell

Bang kai yi Bei ke

Chinese explanation

detailed description

Clam shell. It was often used for divination in ancient times.

history

Song Zhou Mi's "Return to the Heart, Miscellaneous Knowledge, Long Pan Continuation": "Six Di Wei, one with a clam shell for sale, which is like a snake and full of pearls." Huang Qingzong Xi's "Looking for a Brother in Wan Li": "The leisure of the cloth-clad mussels must not be affected." The second section of the first chapter of China History Outline by Jian Bozan: "There are many animal bones, fish bones, clam shells and snail shells in Longshan Cultural Site."