It means to unite as one, its blade (sharp) and its power can cut and cut steel (metal), which shows that unity is powerful. Metaphor metaphor

United as one, breaking gold is an incentive.

The same statement:

Everyone is United, and its profit is broken.

Brothers are United, and their profits are broken.

Husband and wife are United, and their profits are broken.

Extended data:

Usage: compound sentences; Make provisions; With praise.

Synonyms: Qi Xin works together (Qi Xin works together), and Qi Xin works together, sharing weal and woe with * * * (and * * *), sharing weal and woe with * * * (in the same boat), being of one mind, being United, being of one mind and being of one mind.