The security software he uses is home brew.
他用的安全软件是自己编的。
牛津词典
Home brew reached its greatest popularity in America during national prohibition.
在美国全国禁酒时期家酿啤酒极为盛行.
期刊摘选
This strain is not a home brew. It was introduced from abroad.
该品种不是当地培育的, 是从国外引进的.
期刊摘选
The security software he uses is home brew.
他用的安全软件是自己编的。
《牛津高阶英汉双解词典》