for why you became afraid of dogs is that one day a dog came up and he was a neutral stimulus.

你之所以害怕狗,是因为，某天有只狗向你跑来,狗是一个中性刺激。

耶鲁公开课 - 心理学导论课程节选

Wall Street had a difficult day Wednesday especially after the Federal Reserve sounded a fairly neutral view on the U.S. economy after its two-day policy meeting.

NPR: US Economic Concerns Weigh On Markets Ahead Of ECB

We hand-delivered a copy of the ACLU press release to the Sundial newsroom, and the news story that appeared in the next day's paper, was neutral and presented our side fairly.

WSJ: Best of the Web Today: See You in the Funny Papers

For reference, the other types of day structures are range days, where the market is just neutral.

FORBES: Are You Afraid to Trade?