save attachment

例句：

1. 1. We need to save water by turning off the tap when it's not in use.
   我们需要在不用水的时候关掉水龙头以节省水资源。
2. 2. The farmer saved all his crops from the flood.
   农民从洪水中拯救了他的所有庄稼。
3. 3. She saved her money for a new car.
   她为一辆新车存了钱。