synformal anticline

例句：

1. 1. The geologist discovered a synformal anticline in the area.
   地质学家在该地区发现了一个正形褶皱。
2. 2. The formation of this synformal anticline is significant for the study of tectonics.
   这个正形褶皱的形成对于地壳研究具有重要意义。
3. 3.The synformal anticline has been studied for its potential as a natural resource.
   这个正形褶皱被研究以了解其作为自然资源的潜力。