the process of emotions, thoughts, or experiences maturing or becoming clearer through the passage of time and reflection

starch; amylum (C6H10O5)n

Haidian district of Beijing

valuable experience, wisdom, or cultural heritage built up over a long duration

Baiyang Lake in Hebei Province

precipitate; sediment

Dianshan Lake in Shanghai

Haidian Book City, a well-known bookstore district in Beijing

(geology) to illuviate

(geology) illuvial material

low-cost sausage made with a high proportion of starch and little meat

corn starch