Contrast this with times we're under stress or after experiencing some disappointment. At those times our mind can be quite negative and quite "busy."

但是但我们处于压力之下或感到沮丧时，我们的心态就会变得消极负面。

youdao

In contrast, a moderate amount of stress may actually help an easygoing, relaxed child learn to cope with adversity.

相反，适度的压力实际上可以帮助那些个性温和的孩子学习如何应对逆境。

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By contrast, L-methionine increased the level of methylation and thus reduced the expression of the gene in animals with loving mothers, and led to fear, anxiety and a heightened response to stress.

与之相反，L -甲硫氨酸增加了甲基化水平，从而减弱了正常老鼠中糖皮质激素受体基因的表达，导致了恐惧、焦虑和对压力的强烈反应。

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It's the contrast between stress and no stress. The question becomes, well,how much stress do you need to have before you lower the stress?,".

VOA: standard.2009.04.17

"What we've proven to be useful and what does work is having a person in a stressed state, and then reducing that stress because it's that contrast is what motivates a person to cooperate, what motivates a person to start talking.

VOA: standard.2009.04.17

Mr Obama, by contrast, puts greater stress on Iran taking the final, essentially political, step to acquiring a device by bringing together all its technological components.

ECONOMIST: Iran��s nuclear programme

Conservatives like to contrast what they see as a Confucian stress on social harmony and moral rectitude with the West's emphasis on individual rights.

ECONOMIST: China