HZ

例句：

1. 1. The mountain is at a height of 3,000 meters above sea level.
   这座山海拔3000米，高于海平面。
2. 2. The temperature has reached its highest level in the past month.
   过去一个月温度达到了最高点。
3. 3. The company's performance has reached its highest level in recent years.
   该公司近年来的业绩达到了最高水平。