They're crisper and thinner than regular fries, which means that they're exposed to greater heat per surface area, killing pathogens and reducing water content.
麦当劳的薯条比一般的更脆也更薄，说明他们表面过油的时间也更长，杀灭了细菌原体也降低了水分含量。
They're crisper and thinner than regular fries, which means that they’re exposed to greater heat per surface area, killing pathogens and reducing water content.
麦当劳的薯条比一般的更脆也更薄，说明他们表面过油的时间也更长，杀灭了细菌原体也降低了水分含量。
And so desert plants have evolved ways to stay hydrated, including sporting tiny leaves to reduce the surface area exposed to the sun's water-zapping rays.
因此这些沙漠植物进化出保持水分的各种方式，包括长着极其细小的叶子以缩减暴露在炎炎烈日中的面积。
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