Definition
Used to describe someone doing something with great eagerness and an inability to be stopped.
势不可挡
Once he decided to start the project, there was no holding him back.
一旦他决定开始这个项目，就没人能阻止他了。
She was so enthusiastic about her new hobby, there was no holding her back.
她对她的新爱好非常热情，没人能阻止她。
When they saw the amusement park open, there was no holding them back from running inside.
当他们看到游乐园开门时，就没人能阻止他们跑进去了。