我第一次安装nodejs，npm的时候出现这种状况是什么原因呀？
环境变量有配吗，可以参考这个链接https://blog.csdn.net/CiCi____/article/details/120837423?ops_request_misc=%257B%2522request%255Fid%2522%253A%2522167107257016782425612722%2522%252C%2522scm%2522%253A%252220140713.130102334..%2522%257D&request_id=167107257016782425612722&biz_id=0&utm_medium=distribute.pc_search_result.none-task-blog-2~all~sobaiduend~default-1-120837423-null-null.142^v68^wechat,201^v4^add_ask,213^v2^t3_esquery_v2&utm_term=npm%E4%B8%8B%E8%BD%BDexpress%E5%A4%B1%E8%B4%A5&spm=1018.2226.3001.4187
