假如一件事情是 in the pipeline1，意思就是 正在谋划中，可能非常快就会发生。
例句
The travel agency has several new routes in the pipeline which they hope to launch before the summer holidays.
这家旅游社正在准备几条新的旅游线路，期望能在暑假前开通。
The company says there are a number of changes in the pipeline to improve efficiency.
这家公司表示，为了提升效率，正在计划推行数项改革手段。
Fans of the singer are excited to hear hes got a new album in the pipeline.
这名歌手的歌迷听到他正准备推出新专辑，都非常开心。