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1.This process is responsible for the production of neutrinos, which are particles that have no mass but can be detected through their annihilation energy.
这个过程负责产生中微子，它们是没有质量的粒子，但可以通过它们的湮灭能量被检测到。
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2. The discovery of this phenomenon has led to a deeper understanding of the fundamental laws governing the universe.
这种现象的发现有助于我们更深入地理解宇宙的基本法则。
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3. In recent years, scientists have made significant progress in unraveling the mysteries of electron-positron annihilation, revealing new insights into the nature of matter and energy.
近年来，科学家们在揭开电子正电子湮灭之谜方面取得了重大进展，揭示了物质和能量本质的新见解。