mop

/mɒp/

n. 拖把, 鬼脸；vt. 用拖把洗擦, 擦, 拭；vi. 做鬼脸；[计] 维护操作协议

英释：n cleaning implement consisting of absorbent material fastened to a handle; for cleaning floors

词形：过去式 mopped；过去分词 mopped；现在分词 mopping；三单 mops；复数 mops