sit up and take nourishment

例句：

1. 1.After a long flight, I sat up and took nourishment to stay awake.
   长途飞行后，我坐起来并摄取了营养以保持清醒。
2. 2. She sat up and took nourishment before she could fall asleep.
   她坐起来并摄取了营养，才入睡。
3. 3. The doctor advised him to sit up and take nourishment after the surgery.
   医生建议他在手术后坐起来并摄取营养。