可数，复数是pieces。可数名词是指能以数目来计算，可以分成个体的人或东西；因此它有复数形式，当它的复数形式在句子中作主语时，句子的谓语也应用复数形式。
Piece造句
1、Incidentally, here's a goodpieceof news.
2、This was a secondpieceof ordnance.
3、The thirdpieceis my pearl necklace.
4、This is his firstpiecefor Wired.
5、Her portrait hangs over the mantelpiece.
6、Chandelier falls and itspieces strew the floor; pick them up againpiecebypiece.
7、Apieceof string has twisted round the propeller.
8、You will find the letter on the mantelpiece.
9、I said apieceof cheese, not a sardine!
10、Thispieceof music is suitable for tango.
