1.describes drugs that heighten or intensify perceptions or moods
2.expanding knowledge and awareness
1.With that notion in mind, expanding Kiva in to the U. S. during an economic crisis might just be a brilliant move.
怀着这种观点来看，能在经济危机之时将Kiva扩展美国可能是一个非常了不起的举措。
2.There has been a rapid decline, just since 1970's, in the number of students majoring in mind-expanding fields like history and mathematics.
20世纪70年代以来，学习思维扩展专业，比如历史和数学的学生人数锐减。
3.Donna: Would you mind expanding on that?
唐娜：关于这点，你能展开说一下吗？。
4.Tools for Thought: The History and Future of Mind-Expanding Technology
思想的工具：拓展智力技术的历史和未来