五分钟后，我们将培根或面包放在表面5秒、30秒或60秒，然后检测转移到食物上的细菌数量。
Five minutes after that, we placed either bacon or bread on the surface for 5, 30 or 60 seconds, and then measured the number of bacteria transferred to the food.
他们把一些培根放在肥肉里，在上面打一个鸡蛋，然后把整个东西放进烤箱烤大概10分钟。
They put some bacon in the fat, broke an egg over the top and put the whole lot in the oven for about ten minutes.
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