hadron

例句：

1. 1. The study of hadrons is crucial for understanding the structure of matter.
   研究夸克对于理解物质的结构至关重要。
2. 2. The discovery of a new type of hadron has sparked excitement in the scientific community.
   发现了一种新型夸克，科学界为之兴奋。
3. 3. The search for dark matter and dark energy is one of the most challenging areas of physics research.
   暗物质和暗能量的寻找是物理学研究中最具挑战性的领域之一。