bright line

基本解释

For Kendler, there is a clear, bright line between normal grief and clinical depression.
对肯德勒而言，普通的悲痛和临床上的抑郁症之间有着明确而清晰的分界线。
I propose a better way to think about financial decisions, using a bright line test – in this case, a thin green line.
我建议用一种更好的方式来考虑各种财务决策，比如划条分界线，即本文所称的“浅绿线”，看看你在线的哪一头。
You never cross that bright line, but you can get varying degrees of proximity to that line, depending on your audience.
你绝对不能跨过那条明显界限，但你不同程度地接近那界限。

The local official was probably hoping for a bright line test one year, two years, twenty years, whatever.
FORBES: Convict Not Banking on Yellow Ribbon - Homestead Exemption Maybe
Since Europe's wars were mostly fought in Christianity's name, there is no bright line between the sacred and the secular.
ECONOMIST: A history of Christianity
There is a fine line not a bright line difference between them.
FORBES: Xavier-Cincinnati Fight Highlights Hypocrisy Of Violence In Sports