back-door

• adv. 不正当地；adj

back-door的英文翻译是什么意思，词典释义与在线翻译：

英英释义

名词 back door:

1. a secret or underhand means of access (to a place or a position)

2. an undocumented way to get access to a computer system or the data it contains

3. an entrance at the rear of a building