scalar meson theory

例句：

1. 1. The scalar meson theory has been a subject of much debate and controversy in the field of particle physics.
   夸克介子理论一直是粒子物理学领域争论和争议的焦点。
2. 2.In this theory, the scalar mesons are particles that have no electric charge but do possess mass.
   在这个理论中，夸克介子是没有电荷但具有质量的粒子。
3. 3. The scalar meson theory has led to many important discoveries in the field of particle physics.
   夸克介子理论在粒子物理学领域取得了许多重要的发现。