“到了周三还是周四的时候，我开始琢磨‘我怎么才能好起来’，”他回忆说。
By Wednesday or Thursday, I was thinking, 'How can I come back?'
当你从大学毕业，找了个工作，存了一点小钱，就开始琢磨着能用这点钱做些什么。
You graduated from college, landed a good job, and have been diligently saving money for awhile now.
于是，北卡罗来纳大学的工程师迈克尔·迪基开始琢磨是否能找到一种更有韧性的替代品。
Michael Dickey, an engineer at North Carolina State University, therefore wondered if a more resilient alternative might be found.
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