1. She has altered a great deal since I saw her last year.
   她和我去年见到时已改变很多。
2. Prevent records from being altered without approval.
   防止记录未经同意被修改。
3. But nothing can alter the facts.
   但任何东西也改变不了这些事实。
4. The tailor altered the coat to make it shorter.
   裁缝把大衣改短了。
5. Conditions have altered radically.
   情况已发生剧变。

　1个名词解释