under way
1.through the water;in motion (said of a vessel starting out)(指船)在航行之中;在前进途中
The ship is under way for London.这艘船正在前往伦敦的途中。
2.making progress or having started正在进行中;已开始
Preparations for the celebration of National Day are under way.庆祝国庆的准备工作正在进行之中。
Our plan is well under way.我们的计划正在顺利地实施之中。