其一，它没有解释，为什么我们能够依靠几百种的受体来感知数以万计的不同气味。
For one, it doesn't explain, why we can detect tens of thousands of odors with only a few hundred smell receptors.
也许每只雌蜂都有自己的气味印记，能够区别自己的巢套板之家和其他数以百计(如果不是数以千计的话)看起来类似自己巢穴的家。
Perhaps each female has her own signature scent that enables her to differentiate her nesting-board home from the hundreds, if not thousands, of others that look just like hers.
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