transition structrue

例句：

1. 1.The company is undergoing a transition toa new management team.
   公司正在经历一次向新管理层的过渡。
2. 2. Theprocess of transitioning fromone system to another can bechallenging.
   从一种系统过渡到另一种系统的过程可能会很具挑战性。
3. 3. Thetransition period between seasons is marked by changesin weather and climate.
   季节更替期间，天气和气候的变化是显著的。