研究人员还考虑了身高、体重、婚姻状况、种族、教育程度、家庭收入、体育活动、吸烟和慢性健康问题等其他多种因素，以确保这项研究只衡量巧克力对抑郁症状的影响。

After adjusting for these factors, it was found that individuals who reported eating any dark chocolate in two 24-hour periods had 70 percent lower odds of reporting clinically relevant depressive symptoms in the previous two weeks than those who reported not eating chocolate at all.

根据上述因素调整之后，研究发现，与不吃巧克力的人相比，任意两天内吃过黑巧克力的人在此前两周出现临床相关抑郁症状的几率要低70%。

Most recent figures show that around 19.7 percent of people in Britain aged 16 and over showed symptoms of anxiety or depression.

最新数据显示，英国16岁及以上人群中，大约19.7%的人曾出现焦虑或抑郁症状。

Chocolate contains a number of psychoactive ingredients which produce a feeling of euphoria similar to that of cannabinoid, found in cannabis.

巧克力含有很多精神活性成分，这些成分可产生类似于大麻中的大麻素带来的兴奋感。

euphoria [juː'fɔːrɪə]：n.（常指较短时间的）极度兴奋，情绪高涨

It also contains phenylethylamine, a neuromodulator which is believed to be important for regulating people’s moods.

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