but their old channels passing through that light pervious soil would have been lost in the nine days' flood, and perhaps the god, when he willed to bring back the rivers to their ancient beds, may have done his work but ill: it is easier, they say, to destroy than it is to restore.英文原著 · 《Eothen》
would call "slack-twisted and shiftless." Their barns are pervious英文原著 · 《Little Rivers》
To a thinking mind few phenomena are more strange than the state of little ponds on the summits of chalk-hills, many of which are never dry in the most trying droughts of summer. On chalk-hills I say, because in many rocky and gravelly soils springs usually break out pretty high on the sides of elevated grounds and mountains; but no person acquainted with chalky districts will allow that they ever saw springs in such a soil but in valleys and bottoms, since the waters of so pervious a stratum as chalk all lie on one dead level, as well-diggers have assured me again and again.英文原著 · 《The Natural History of Selborne》