1 | He stayed on with an erect posture by the window. | |
2 | In a meeting, he stood upright. | |
3 | Slip into a chair or remain upright, and sway back and forth. | |
4 | The upright orientation is also the first step in surface detachment for bacteria. | |
5 | We walk upright on two legs and our newborns are helpless. Our babies are unusually large. |