The four-character idioms are: Reluctant to part, dependent on lips and teeth, dependent on life and death, helpless, naive girl, dependent on each other, obedient, relying on mountains and rivers, unswerving, relying on the wind as a horse, persisting in the past, relying on willows, relying on armor to take capacity, relying on desperate resistance, relying on the head, relying on the gourd, still old, lingering.

1, Daima Yifeng: Dai: ancient northern county name; Daima: A good horse from the north. Metaphor is that people are attached to their homeland and don't want to die of old age.

2, birds rely on people: according to: attachment. Birds snuggle up to people. Metaphor is attached to the powerful. It also symbolizes the petite, submissive and amiable form of children and girls.

3. Obedience and obedience: describes obedience to everything. With "Bai Sui".

4. Obey everything: 100: more metaphors; According to: obedience; Follow: follow. Follow everything. Describe blindly obedient.

5. So, I'm still: So, I'm still my old self. I'm still the same person. Refers to their own situation as before, there is no change.

According to the explanation and related words:

1, explanation:

(1) Dependence: Lip-tooth dependence.

(2) compliance; Promise: As long as you promise one condition, I will promise you.

(3) prepositions. According to: advance in turn.

(4) Gu Tong's "Yi (yǐ)".

2. Related words: snuggle, rely on, still, basis, attachment, still, yiyi, vague, transformation, snuggle, rely on and disobey according to the law in turn.