muck in with

例句：

1. 1. Please muck in with the cleaning up.
   请帮忙打扫一下。
2. 2. We need all hands to muck in with the project.
   我们需要大家帮忙完成这个项目。
3. 3. The team needs everyone to muck in with their skills.
   团队需要每个人发挥自己的技能。