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Penicillin
青霉素
Another drug that has helped increase the standard of people's health is penicillin,
另一種有助于提高人們健康水平的藥物是青霉素，
which is considered by many to be one of the most important medicines in contemporary society.
它被許多人認為是當代社會最重要的藥物之一。
It was discovered by a Scottish scientist named Alexander Fleming in 1928.
1928年，蘇格蘭科學家亞歷山大·弗萊明發現了它。
He noted that a dish in which he was trying to grow bacteria for an experiment looked abnormal - there was blue mould in it.
他注意到，他想為實驗培養細菌的培養皿看起來不正常--上面有藍色的霉菌。
It astoniched him to see the bacteria surrounding the mould dead, which meant that the mould had killed them.
看到霉菌旁邊的細菌死掉令他很吃驚，這就意味著霉菌殺死了它們。
Fleming tried this mould out on another bacterium and found that it killed the bacterium too.
弗萊明將這種霉菌在另一種細菌上進行了試驗，結果發現它也殺死了那種細菌。
He immediately realized that the mould might hace an application in treating illnesses caused by bacteria.
他立刻意識到，這種霉菌或許能夠應用到幫助治療由細菌引起的疾病上。
He named the liquid made from the mould ‘penicillin’.
他將霉菌里發現的這種液體叫作“青霉素”。
