"The farmers heard Shouting took a hoe and sickle running up the mountain, they were running and Shouting:" do not be afraid, kids, we're here to help you fight wolves!

农夫们听到喊声急忙拿着锄头和镰刀往山上跑，他们边跑边喊：“不要怕，孩子，我们来帮你打恶狼！”

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Seen here is the small remnant of spleen in a patient with sickle cell anemia.

如图可见镰状细胞贫血患者残存的小脾脏。

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Here's the difference between normal hemoglobin and sickle hemoglobin, I can make - I can see a chemical difference, I can exploit it, how can I find it?

正常血红蛋白和镰状红细胞贫血的,血红蛋白有不同之处,我能够--我能看出有化学差异,我能去探寻差异,那么我怎么找到它呢

耶鲁公开课 - 生物医学工程探索课程节选