sliver

A tiny sliver of glass was stuck in his finger after the mirror broke in the bathroom.

(Chinese) 镜子在浴室摔碎后，一小块玻璃碎片扎进了他的手指。

She cut a thin sliver of cheese to taste it before deciding how much to buy for the party.

(Chinese) 她在决定为聚会买多少奶酪之前，先切了一薄片尝了尝。