diff --git a/library/src/cache/inner_cache.rs b/library/src/cache/inner_cache.rs
index 1ce939e..584e990 100644
--- a/library/src/cache/inner_cache.rs
+++ b/library/src/cache/inner_cache.rs
@@ -12,12 +12,17 @@ use serde::{de::DeserializeOwned, Deserialize, Serialize};
 
 use crate::cache::redis_cache::REDIS_CACHE;
 
+/// 缓存账号信息
 #[derive(Debug, Clone, Serialize, Deserialize)]
 pub struct CacheAccount {
     pub account: Arc<Account>,
     pub token: Arc<String>,
 }
 
+/// 内存缓存数据结构，包含缓存类型和缓存数据
+/// 缓存类型用于区分不同的缓存数据，缓存数据用于存储缓存数据
+/// S: 键值类型
+/// D: 缓存数据类型
 pub struct ServerCache<S, D> {
     pub cache: Cache<S, D>,
     pub cache_type: Arc<String>,