1. The collision between the particles caused them to thermalize and reach a state of thermal equilibrium.
（粒子之间的碰撞使其热化并达到热平衡状态。）

2. In order to achieve accurate measurements, it is important to thermalize the system before conducting any experiments.
（为了获得准确的测量结果，在进行任何实验之前将系统热化非常重要。）