In the first test, each subject sat before a computer screen and pressed a key as soon as he or she recognized a target letter among a grouping of 96. In this simple tests smokers, deprived smokers and non-smokers performed equally well.
注:第一句实验过程即细节,应该速读,第二句实验结果
The next test was more complex, requiring all to scan sequences of 20 identical letters and respond the instant one of the letters transformed into a different one. Non-smokers were faster, but under the stimulation of nicotine , active smokers were faster than deprived smokers.
注:1.第一句实验细节 2.stimulation 刺激
In the third test of short-term memory, non-smokers made the fewest errors, but deprived smokers committed fewer errors than active smokers.
注:committe=do (坏事) commite a crime
The fourth test required people to read a passage,
then answer questions about it. Nonsmokers remembered 19 percent more of the most important information than active smokers, and deprived smokers bested those who had smoked a cigarette just before testing. Active smokers tended not only to have poorer memories but also had trouble separating important information from insignificant details.
注:1.首句为实验过程
2.第二句为实验结果,作比较,可简写为 Nonsmoker remembered more than active smoker
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