photo peak的用法和样例：
例句
- After climbing for a whole night, we finally arrived at the peak of Mount Tai.
经过一夜的攀登，我们终于登上了泰山的顶巅。 - While I was standing at the peak Zugspitze which nothing would be higher than in the whole Germany, I was reaching my extreme pleasure as well.
立于德国之巅的那一刹那，我的快乐心情也随之达到了一个临界。
