考研Drugs (substances) that affect the central nervous system and alter perception, mood, and behavior are known as psychoactive substances.
影响中枢神经系统并改变感知、情绪和行为的药物(物质)被称为精神活性物质。
1997年全国攻读硕士学位研究生入学考试英语试题
考研Psychoactive substances are commonly grouped according to whether they are stimulants, depressants, or hallucinogens.
精神活性物质通常根据它们是兴奋剂、镇静剂还是致幻剂来分类。
1997年全国攻读硕士学位研究生入学考试英语试题
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