propiopyrrothin

例句：

1. 1. The propiopyrrothin was a surprise to everyone.
   这个新发现让每个人都感到惊讶。
2. 2. The discovery of this propiopyrrothin has sparked excitement in the scientific community.
   这一新发现的科学界引起了兴奋。
3. 3. The team worked tirelessly to uncover the propiopyrrothin, hoping to make a significant breakthrough.
   团队不懈努力，希望取得重大突破。