## Rules for TR and ES country sites
RewriteCond %{REQUEST_URI} ^/(tr|es)$ [NC]
RewriteRule ^(.*) https://xx.com [L,R=301]
##
## Rules for the old alias /sam/*
RewriteRule ^pp/(.*) /xx-p/$1 [L,R=301]
=== RewriteRule ^pp/(.*) xx-p/$1 [L,R=301]{可行}
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可以看到的是，%{REQUEST_URI}是一个变量，且包含了前导/
RewriteRule恰好忽略前导/
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还好有个工具