A chip in something such as a piece of china or furniture is where a small piece has been broken off it.
小缺口 • The cup had a small chip. 这个杯子有个小缺口。
If you chip something or if it chips, a small piece is broken off it.
把…碰掉一小块; 碎掉一小块 • The blow chipped the woman's tooth. 这一击把那个女人的牙齿打掉了一小块。