维护 (wéi hù): 방어하다.

The property management company sends someone every week to inspect the elevators in the neighborhood to ensure they operate normally and to safeguard residents' safety.

Leaders of the two countries meet regularly to exchange views on international issues of common concern, striving to maintain regional peace and stability.

When someone spread rumors about the company online, the public relations team quickly issued a statement to defend the company's reputation.

As a consumer, if you buy counterfeit or shoddy products, you should complain to the relevant authorities to defend your legitimate rights and interests.

They have been married for twenty years, always respecting and supporting each other, jointly maintaining this happy and harmonious family.