如果您正在同时构建和维护应用程序，您可能不希望立即把更改发布回主干流中去。

If you're building and maintaining an application at the same time, you don't want to release changes back into the main stream immediately.

youdao

结果表明：在主干流河道的顺流断面中，各种重金属元素整体上表现出明显的倒“W”型分布。

The results showed that heavy metal appeared inverted "W" on longitudinal distribution characteristics in the trunk stream .

youdao