0 a part of anything -- mẩu/ miếng
2 a composition in music, writing (an article, short story etc), drama, sculpture etc -- bản nhạc
3 a coin of a particular value -- một đồng
a five-pence piece.
4 in chess, draughts/checkers and other games, a small shape made of wood, metal, plastic etc that is moved according to the rules of the game. -- quân cờ