noun 下载 🔗分享 引力子 A hypothetical gauge boson that regulates the gravitational force. It would have a spin of 2 and zero rest mass. Examples : "Scientists are searching for the graviton, a particle they believe is responsible for gravity, like how photons are responsible for light. " 科学家们正在寻找引力子,他们认为这种粒子负责传递引力,就像光子负责传递光一样。 physics theory astronomy energy space 与AI对话词汇游戏阅读练习