All the while his mind was adding sense impressions, extrapolating, computing.

他的头脑一直在增加感官印象、推断、计算。

Country, only seven miles away, was liberty, diversity, outlawry, the endless delight of mere sense impressions given by nature for nothing, and breathed by boys without knowing it.

距此仅七英里的国家是自由、多样性、法外之地， 以及大自然无偿给予的感官印象带来的无穷乐趣， 男孩们在不知不觉中呼吸。