我正在尝试安装 Hadoop 在 Fedora 29 在此过程中，我遇到了如下错误：

[hdadmin@single-node-pseudo-cluster ~]$ vi .bashrc
export JAVA_HOME=/usr/lib/jvm/jre-1.8.0-openjdk-1.8.0.191.b12-11.fc29.x86_64/
export HADOOP_PREFIX= /usr/local/hadoop-3.2.0/
export PATH=$PATH:$JAVA_HOME/bin:$HADOOP_PREFIX/bin

[hdadmin@single-node-pseudo-cluster ~]$ source ~/.bashrc
bash: export: `/usr/local/hadoop-3.2.0/': not a valid identifier

    -[the image shows the path of jdk folder][1]
    -[the image shows the path of hadoop folder][2]
    -Please help me to solve the error, thank you.
     [1]: https://i.stack.imgur.com/6p949.png
     [2]: https://i.stack.imgur.com/5iefV.png