A drug used for recreation, as opposed to medical use. Strictly, recreational drugs include alcohol and nicotine, but the term is often understood to mean substances such as marijuana, cocaine, and amphetamines.
科学参考收录了60776条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。