ice-contact delta

例句：

1. 1. The ice-contact delta is a critical area where the temperature changes rapidly.
   冰点接触区是温度变化迅速的关键区域。
2. 2. The scientist discovered the ice-contact delta in Antarctica.
   这位科学家在南极洲发现了冰点接触区。
3. 3. The ice-contact delta is an important indicator of climate change.
   冰点接触区是气候变化的一个重要指标。