- How do the populations maintain this homeostasis ?
- Maintaining adequate grain stocks is expensive .
- Engineers maintain the turbines .
- Utility companies could install and maintain them .
- Our model is easy to operate and maintain .
- The spacing is maintained constant .
- I maintained that it was wrong .
- The united nations maintains a military presence in the area .
- He was adept at maintaining a psychological advantage .
- The king maintained order within the bound of his realm .