He advocates this kind of harmony: echo; He ying. Metaphor is that one party advocates and the other party follows suit; Or cooperate with each other and echo each other.

Advocate not advocate: sing together. There is also: response. No one answered the lead singer. Describe the cold and cheerless situation where someone leads but no one responds.

Spring breeze and warm spring breeze are exciting. Metaphor is amiable to people.

Spring is beautiful, spring is warm, and the scenery is bright and beautiful.

Sing one here, sing one there, and echo there. Metaphors echo each other.

Geographical advantage: geographical advantage; Harmony between people: winning people's hearts. Express superior geographical conditions and mass base.