1.   In twenty seconds more they were gone, to the sound of spinning wheels on the ice and grinding gears.

2.   The drive is transmitted into the adjacent mill building which houses two complete sets of grinding gear and allied crushers, etc.

3.   Back in the office of the race-car transporter, the brains were grinding gears.

4.   My affection for this novel came grudgingly, but its last half more than compensates for its grinding gears in the beginning.

5.   Naturally, the Warner sales force was quick to draw the attention of the bookstores to the grinding gears of the federal bureaucracy.

6.   Rock meant deliverance from the grinding gears of factory life in many Springsteen songs.