napkin可数吗

例句：

He picked the napkin from his lap and placed it alongside his plate

他拿起腿上的餐巾，放在盘子旁边。

Mary Ann tore the edge off her napkin

玛丽·安撕掉了餐巾的边儿。

He wiped away the blood with a paper napkin

他用纸巾将血迹擦去。

Her father cleaned his glasses with a paper napkin

她父亲用纸巾把眼镜擦干净。

Michael mopped up quickly with his napkin.

迈克尔迅速用餐巾将其揩干。