【简答题】When we cansee well, we do not think about our eyes very often. It is only when we cannotsee perfectly that we come to see how important our eyes are. People who arenearsighted can only see things tha...
【简答题】When we can see well, we do not think about our eyes very often. It is only when we can’t see perfectly that we come to see how important our eyes are. People who are nearsighted can only see things t...