diff --git a/scripts/start-server.ps1 b/scripts/start-server.ps1
index af9249c..3014089 100644
--- a/scripts/start-server.ps1
+++ b/scripts/start-server.ps1
@@ -11,11 +11,16 @@ param(
 
 $ErrorActionPreference = "Stop"
 
-# Go 进程输出 UTF-8。不显式设定的话，中文日志会按控制台的 ANSI 代码页（简中为
-# GBK）解码，显示成乱码——见 #48 启动日志。
+# The Go processes emit UTF-8. Without this the console decodes their output
+# using the ANSI code page (936 on Simplified Chinese systems) and every
+# non-ASCII log line arrives as mojibake.
 #
-# 只设 [Console]::OutputEncoding 不够：PowerShell 5.1 解码子进程输出时还要看
-# 控制台代码页，所以两个都得改。chcp 的输出丢弃掉，避免多打一行。
+# Setting [Console]::OutputEncoding alone is not enough: PowerShell 5.1 decodes
+# child process output by the console code page, so chcp has to change too.
+#
+# NOTE: keep this file pure ASCII. PowerShell 5.1 reads a .ps1 without a BOM as
+# ANSI, and a comment line holding an odd number of UTF-8 high bytes pairs its
+# last byte with the newline, swallowing it and commenting out the line below.
 try {
     $null = & chcp.com 65001
     [Console]::OutputEncoding = [Text.Encoding]::UTF8
@@ -207,8 +212,9 @@ try {
         Remove-Item Env:MYSQL_PWD -ErrorAction SilentlyContinue
     }
 
-    # 让服务端自己读同一个 config.yaml，取出 syb 凭据等本地配置。
-    # 下面的 GOAUTO_* 变量优先级高于文件，所以数据库和端口仍以脚本算出的为准。
+    # Let the server read the same config.yaml for local values such as the SYB
+    # credentials. The GOAUTO_* variables below outrank the file, so the
+    # database and port stay exactly what this script computed.
     $env:GOAUTO_CONFIG = $ConfigPath
     $env:GOAUTO_DB_DRIVER = "mysql"
     $env:GOAUTO_DB_DSN = "${DatabaseUser}:${plainPassword}@tcp(${DatabaseHost}:${DatabasePort})/${DatabaseName}?charset=utf8mb4&parseTime=True&loc=Local&timeout=5s"
diff --git a/scripts/start-web.ps1 b/scripts/start-web.ps1
index 093c1f2..d652a2a 100644
--- a/scripts/start-web.ps1
+++ b/scripts/start-web.ps1
@@ -6,11 +6,16 @@ param(
 
 $ErrorActionPreference = "Stop"
 
-# Go 进程输出 UTF-8。不显式设定的话，中文日志会按控制台的 ANSI 代码页（简中为
-# GBK）解码，显示成乱码——见 #48 启动日志。
+# The Go processes emit UTF-8. Without this the console decodes their output
+# using the ANSI code page (936 on Simplified Chinese systems) and every
+# non-ASCII log line arrives as mojibake.
 #
-# 只设 [Console]::OutputEncoding 不够：PowerShell 5.1 解码子进程输出时还要看
-# 控制台代码页，所以两个都得改。chcp 的输出丢弃掉，避免多打一行。
+# Setting [Console]::OutputEncoding alone is not enough: PowerShell 5.1 decodes
+# child process output by the console code page, so chcp has to change too.
+#
+# NOTE: keep this file pure ASCII. PowerShell 5.1 reads a .ps1 without a BOM as
+# ANSI, and a comment line holding an odd number of UTF-8 high bytes pairs its
+# last byte with the newline, swallowing it and commenting out the line below.
 try {
     $null = & chcp.com 65001
     [Console]::OutputEncoding = [Text.Encoding]::UTF8