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恩斯特·钱恩

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A short, true tale for curious kids and caregivers. Discovery of Penicillin traces Fleming's messy petri dish moment and how it led to the first mass antibiotic, changing surgery and saving millions. 儿童故事

青霉素的发现：改变医学的凌乱培养皿

一个简短而真实的故事，适合好奇的孩子和看…

Jaikaran Sawhny

Jaikaran Sawhny

24 5 月, 2026 •
1 分钟阅读

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