A nodding acquaintance: a friend who just nods to say hello and has no deep feelings. A casual acquaintance is just a friend you don't know. Cui Benlun in Han Dynasty: "We look at the opinions of the world and decide whether to hide it or not only by an acquaintance." A friend who met by accident.

Broad acquaintance: Broad acquaintance, casual meeting, and uncertain friends.

A casual acquaintance: refers to a friend who has an average relationship and has no deep friendship. Zhu's style in Song Dynasty: "Friends make friends, which has inner depth. If you make friends, you must deal with them one by one. "

Make friends with the past: friends made in the past. The title of Du Xunhe's Interview with Cai Rong in the Tang Dynasty is as follows: "Every time I see something painstakingly repaired, I never open my mouth to complain."

Corner: childhood friends. In ancient times, children wore their hair in a bun to represent their childhood. The biography of the Three Kingdoms, Wu Zhi and Zhou Yu quoted the biography of Jiang Biao as saying that "Zhou Yingjun was talented, connected with loneliness and separated his flesh and blood".

Friendship of bamboo and horses: friends made when I was young. Also known as "the goodness of bamboo and horses", it refers to the friends you made when you were young. Bamboo horse refers to a child riding a bamboo pole under his crotch as a horse, which is used to refer to childhood. Li Baiyou: When you, my love, ride a bamboo horse, run in circles and throw your childhood.

At the turn of the century: a friend of lifelong friendship.

Near-re-embodiment: both father and son make friends. Shao Bowen's Biography of the History of the Song Dynasty: "I learned that my father taught me about Sima Guang and others, and Guang and others also resigned and became friends again."

Wu Ji's friendship: friends who gather for convenience and don't treat each other honestly.

Streets and alleys: make friends by business.

Friendship between wine and meat: refers to friends who have nothing to do but get together to eat, drink and have fun. Shi Jianwu from the Tang Dynasty's "Meeting Li Shaofu in Wenshui County": "For a gentleman to travel for three days, a county official is a wine friend."

Friendship between husband and wife: friends who don't care about rank, that is, rich people make friends with poor people.

Make friends regardless of rank, and make friends without money.

Cloth friendship: communication between ordinary people. This word comes from the Warring States Policy. Qi Ce III: "Wei Jun has made friends with Wimbledon, please bring horses and chariots to make a trip from Wei Jun."

Friends of gentlemen: friends who are plain-looking and value morality. "Zhuangzi Miki": "The friendship between gentlemen is as light as water, and the friendship between villains is as good as ever."

The turn of the garden: a metaphor for the friendship between people with high moral character.

Forget the turn of the year: a friend regardless of age who only values virtue and political integrity.

Friendship in Guan Bao: Friends with profound friendship and mutual trust.

A trustworthy friend.

Personal friend: a friend with deep friendship and intimacy.

Eight Worshiping Friends: Eight Worshiping, which originally refers to the etiquette for children of ancient family friends to meet their elders. Friendship, friendship. Friendship in all directions refers to the relationship between old friends and brothers.

A stone's turn: a friend whose friendship is as deep as stone.

Friends of Jin Lan: Friends of brotherly friendship.

The turn of bamboo forest: refers to the seven sages of bamboo forest in Wei and Jin dynasties traveling under bamboo forest, which means close friendship.

A friend of yours: an informal and very close friend.

Close friend: refers to a friend who meets like an old friend.

A bosom friend: I know and appreciate bosom friends. The most famous allusion is Zhong Ziqi Yu Boya's story of a mountain running water meeting a bosom friend, which is no stranger to everyone.

Heart-to-heart friend: a heart-to-heart friend who talks about everything

Forgotten friend: a friend who promises each other with heart and is informal. "Biography of Meng Jiao in the New Tang Dynasty": "Less seclusion in Songshan, less sexual attraction, less harmony, Han Yu sees it and forgets it."

Friendship from glue to paint: soul mates.

Like-minded friends.

Girlfriend: A very good friend with the same taste.

The turning point of the neck: look at the word neck to understand the general meaning, suicide. This word means a friend who can live and die together.

Brokeback friend: a friend who meets life and death.

Friends of life and death: friends who can live and die.

A friend in need: a friend through thick and thin.

Friends who lay down their lives: bosom friends with deep friendship.