grinding floor

• 磨粉机楼层

grinding floor的用法和样例：

例句

1. He is assigned a room on the grind floor.
   他分配到底层一间房子。
2. The best way to ensure your success is to make sure to come in on the ground floor.
   保证你成功的最好办法是一定从最基层开始工作。