于是，皮特·梅尼霍德突变了酵母菌的基因组，用可以生产异丁醇的酶学途径的基因代替了那些控制乙醇发酵的基因。
So Peter Meinhold rewired the yeast genome, replacing genes that controlled ethanol fermentation with genes for a enzymatic pathway that would produce isobutanol.
荷兰运动员皮特尔 范 登 霍根班德在世界游泳锦标赛中是个悲情英雄：他总共夺取过七枚银牌两枚铜牌，从没有获得过金牌；但他在奥运会比赛中却取得了非凡的成功。
Swimmer Pieter van den Hoogenband put together an unusual record at the long-course world championships, eventually winning seven silver medals and two bronze medals, but no gold.
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