细水长流

细水长流:

Literally means:

water flowing out in a trickle takes a long time to exhaus

Actually means:

Water flowing out in a trickle takes a long time to exhaust. It figuratively means that we should make long-term arrangement of resources or labor and keep them in constant supply by using them economically.

It figuratively means persisting in doing something and making progress step by step.

细小的水流持续不断。比喻对财物或人力作长远的安排，节约使用，以便保持经常不缺。

比喻坚持不懈地做某事，一步一步不间断地向前推进。