ArchLinux 中文命令不可用

$ locale
LANG=en_US.UTF-8
LC_CTYPE=zh_CN.UTF-8
LC_NUMERIC="en_US.UTF-8"
LC_TIME="en_US.UTF-8"
LC_COLLATE=C
LC_MONETARY="en_US.UTF-8"
LC_MESSAGES=zh_CN.UTF-8
LC_PAPER="en_US.UTF-8"
LC_NAME="en_US.UTF-8"
LC_ADDRESS="en_US.UTF-8"
LC_TELEPHONE="en_US.UTF-8"
LC_MEASUREMENT="en_US.UTF-8"
LC_IDENTIFICATION="en_US.UTF-8"
LC_ALL=


$ locale -a
C
POSIX
en_US.utf8
zh_CN.utf8
zh_TW.utf8


$ export | grep LANG
declare -x LANG="en_US.UTF-8"
declare -x LANGUAGE="en_US:en_GB:en"


$ export | grep LC
declare -x LC_ALL=""
declare -x LC_COLLATE="C"
declare -x LC_CTYPE="zh_CN.UTF-8"
declare -x LC_MESSAGES="zh_CN.UTF-8"


$ cat /etc/environment
#
# This file is parsed by pam_env module
#
# Syntax: simple "KEY=VAL" pairs on separate lines
#

LANG="en_US.UTF-8"
LANGUAGE="en_US:en_GB:en"
#LC_CTYPE="zh_CN.UTF-8"
LC_ALL=
LC_COLLATE="C"
LC_CTYPE="zh_CN.UTF-8"
LC_MESSAGES="zh_CN.UTF-8"



$ 中文命令
bash: $'\344\270\255\346\226\207\345\221\275\344\273\244': command not found