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来源：雅诚德英语网
They are small enough to easily slip inside your house, live in colonies that number in the tens of thousands to the hundreds of thousands, and reproduce quickly.
它们很小，可以很容易地溜进你的房子里成群地生活，数量从几万到几十万，繁殖速度很快。
They are small enough to easily slip inside your house, live in colonies that number in the tens of thousands to the hundreds of thousands, and reproduce quickly.
它们很小，可以很容易地溜进你的房子里成群地生活，数量从几万到几十万，繁殖速度很快。