grubbing

例句：

1. 1. The floor needs to be grubbing before we move in.
   我们搬进来之前需要先把地板擦干净。
2. 2.The old rug was grubbing with soap and water.
   旧地毯被肥皂水擦洗着。
3. 3.After the rain, the windows needed to be grubbing with vinegar and baking soda.
   雨后，窗户需要用醋和苏打水擦洗。