手稿像是夹在书中的干花，我们可以发现找出它的确切时间。
Precise moments in time can be found, like pressed flowers, preserved in their pages.
科学家要从任何发现的水中找出所有的来源和历史。
Scientists want to know the source and history of whatever water they find.
许多启发性的科学经验、学习和研究项目试图找出并发现音乐的更多效用。
Many revealing scientific experiments, studies, and research projects have been performed to try and discover the extent of the power of music.
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