官网下载apache-maven-3.9.9-bin.tar.gz

wget https://downloads.apache.org/maven/maven-3/3.6.3/binaries/apache-maven-3.8.4-bin.tar.gz

解压：tar -zxvf apache-maven-3.9.9-bin.tar.gz
配置环境变量

vim /etc/profile
export MAVEN_HOME=/home/apache-maven-3.9.9
export PATH=$MAVEN_HOME/bin:$PATH
source /etc/profile