Vue-router alias matching in Chinese

I added an alias alias to the route. I want to judge that the similar addresses are / medium , /% E9%97%AE , but it doesn"t seem to match.

in path-to-regexp this expression online test tool tests normally, adding route records alone is normal, and aliases cannot match Chinese. Aliases can be matched with /: keyword directly.

alone
{

name: "searchSingle",
path: "/:keyword([\u4E00-\uFE4F\u3400-\u4DB5\u3400-\u4DB5\u2F00-\u2FD5\uD800-\uDBFF\uDC00-\uDFFF]{1})",
component: SearchSingle

},
alias
{

name: "search",
path: "/s/:keyword",
component: MySearch,
alias: "/:keyword([\u4E00-\uFE4F\u3400-\u4DB5\u3400-\u4DB5\u2F00-\u2FD5\uD800-\uDBFF\uDC00-\uDFFF]{1}$)" 

},

Apr.01,2021
MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b3c608-2b04f.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b3c608-2b04f.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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