cǎn​dàn​jīng​yíng

to work with painstaking effort

Senses

惨澹经营/ 慘澹經營 cǎn​dàn​jīng​yíng to work with painstaking effort

To build a business or plan a project with great care and painstaking effort; to keep an organization going despite difficult circumstances.

References

variant 惨澹经营/慘澹經營 惨淡经营/慘淡經營