The term 'Steamed Chinese Bun' can be abbreviated as 'Bao' (3 letters). Steamed Chinese Buns are a traditional Chinese food made from wheat flour dough that is filled with various ingredients such as pork, beef, vegetables, and sweet bean paste. The dough is then steamed in a bamboo basket or steamer, giving it a soft and fluffy texture. Steamed Chinese Buns are a popular snack in China and other parts of Asia, and can be served as a side dish or as a main course.