The spread of democracy in Eastern Europe appears to have had negative as well as positive consequences.

东欧民主政体的蔓延看来既有消极也有积极的影响。

《柯林斯英汉双解大词典》

An emerging body of research shows that positive health habits as well as negative ones spread through networks of friends via social communication.

一个新兴的研究机构表明，积极的健康习惯和消极的健康习惯都通过社交在朋友圈中传播。

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We're supposed to spread positive energy everywhere we go.

我们应该到处传播正能量。

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State-owned banks still dominate the financial sector and are kept profitable by a positive spread between loan and deposit rates dictated by government policy.

FORBES: China's Challenge: Balancing the State and Market

The last time we saw bigger positive spread (bullish sentiment exceeding bearish sentiment) was on February 22, 2007 when bullish sentiment was 53.9% and bearish sentiment was 22.3%.

FORBES: Investor Confidence Remains High

The campaign to spread positive awareness seems to have had an impact, and together with scientists and astronomers, thousands of amateur stargazers and students turned out to watch this amazing celestial event.

BBC: Under the Moon's shadow