From 0ad3172f2e9c229d0accda5fb41208999761a8a0 Mon Sep 17 00:00:00 2001
From: Argo Zhang <argo@live.ca>
Date: Sun, 19 Oct 2025 15:30:34 +0800
Subject: [PATCH] =?UTF-8?q?doc:=20=E5=A2=9E=E5=8A=A0=E6=B3=A8=E9=87=8A?=
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---
 .../IP2Region.Net/Extensions/ServiceCollectionExtensions.cs | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/binding/csharp/IP2Region.Net/Extensions/ServiceCollectionExtensions.cs b/binding/csharp/IP2Region.Net/Extensions/ServiceCollectionExtensions.cs
index 6f4ddde..980243a 100644
--- a/binding/csharp/IP2Region.Net/Extensions/ServiceCollectionExtensions.cs
+++ b/binding/csharp/IP2Region.Net/Extensions/ServiceCollectionExtensions.cs
@@ -10,9 +10,11 @@ namespace Microsoft.Extensions.DependencyInjection;
 public static class IP2RegionExtensions
 {
     /// <summary>
-    /// 添加 IP2RegionService 服务
+    /// 添加 IP2RegionService 服务。
     /// </summary>
-    /// <param name="services"></param>
+    /// <param name="services"><see cref="IServiceCollection"/> 集合</param>
+    /// <param name="path">IP2Region 数据库文件的路径。</param>
+    /// <param name="cachePolicy">缓存策略，默认为 <see cref="CachePolicy.Content"/>。</param>
     public static IServiceCollection AddIP2RegionService(this IServiceCollection services, string path, CachePolicy cachePolicy = CachePolicy.Content)
     {
         services.TryAddSingleton<ISearcher>(provider =>