我执行时似乎得到了以下内容 npm install bower -g
/usr/local/share/npm/bin/bower -> /usr/local/share/npm/lib/node_modules/bower/bin/bower
bower@0.8.6 /usr/local/share/npm/lib/node_modules/bower
不幸的是,执行任何bower命令都会返回 -bash: bower: command not found
which npm返回/usr/local/bin/npm并运行which node返回/usr/local/bin/node.