1. Tardyon is a hypothetical particle that may exist in wormhole physics, traveling at velocities lower than the speed of light.
（虫洞物理中存在一种假设性的粒子叫做“Tardyon”，它的运动速度低于光速。）

2. Scientists are studying the properties and behavior of tardyons to better understand the potential of wormhole travel.
（科学家正在研究tardyon的性质和行为，以更好地了解虫洞旅行的潜力。）