retroflexion

例句：

1. 1. The team's performance was a result of their successful retroflexion.
   团队的表现是他们成功后向弯曲的结果。
2. 2. The scientist discovered the mechanism of the retroflexion during his research.
   科学家在研究过程中发现了后向弯曲的机制。
3. 3.The physicist explained the phenomenon of retroflexion in his lecture.
   物理学家在他的讲座中解释了后向弯曲的现象。