In simple terms, stress hinders a part of the brain responsible for decision-making and reactiontime and can adversely affect other mental abilities as well.
简单地说，压力阻碍了大脑中负责决策和反应时间的部分，也会对其他心智能力产生负面影响。
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As Kunar and Horowitz report, those who were making the equivalent of a hands-free call had an average reactiontime 212 milliseconds slower than those who were not.
The influences of concentration of BPO, concentration of monomer, reactiontime, reaction temperature were investigated in terms of grafting degree and gel content.