上气流

例句：

1. 1. The wind is blowing from the south, creating a strong updraft.
   风从南面吹来，形成了强劲的上升气流。
2. 2. This area has a lot of updrafts during the day, which can lead to strong winds.
   这个地区在白天有很多上升气流，这可能会导致强风。
3. 3. In this region, the updrafts are caused by the mountain ranges, which can be quite dangerous.
   在这个地区，上升气流是由山脉引起的，这可能相当危险。