問題：
According to the Homebrew site, to install it, I need to type:根據 Homebrew 站點，要安裝它，我需要輸入：
brew install wget
I get an error message:我收到一條錯誤消息：
-bash: brew: command not found
Found this answer .找到了這個答案。 The problem, however, is I don't see brew in /usr/local/bin .然而，問題是我在/usr/local/bin沒有看到brew 。
I added the below line to my .bashrc file我.bashrc下行添加到我的.bashrc文件中
export PATH=/usr/local/bin:$PATH
Still getting the command not found error.仍然收到command not found錯誤。
How do I install Homebrew on OS X?如何在 OS X 上安裝 Homebrew？
解決方案：
參考一： https://en.stackoom.com/question/1NW3s參考二： https://stackoom.com/question/1NW3s