1. The old ship was finally under steam after months of repairs.
经过几个月的维修，这艘旧船终于开始运行了。

2. The project is under steam and moving forward quickly.
这个项目正在顺利推进，并且进展很快。

3. The factory was under steam when the new machines arrived.
新机器到达时，工厂正在运转。

A: Is the new system under steam now?
A：新系统现在开始运行了吗？

B: Yes, everything is working well.
B：是的，一切运行良好。

1) 指船只、机器等由蒸汽动力驱动并处于运行状态

2) 表示某项活动、计划或工作正在积极进行

3) 常用于描述事情进入正常运转或快速发展的阶段

1. 中文释义：在蒸汽动力驱动下运行。

e.g. The vessel was under steam and ready to leave the harbor.
这艘船正在运行，准备离开港口。

2. 中文释义：正在进行中；处于积极推进状态。

e.g. The team is under steam with the new project.
团队正在积极推进这个新项目。

phrase

1. Operating by steam power or in a state of active progress.

Synonym: in operation, underway, progressing