1. The shovelfuls of loam, black as `et, brought there by the river when it was as wide as the whole valley, were an essence of soils, pounded champaigns of the past, steeped, refined, and subtilized to extraordinary richness, out of which came all the fertility of the mead, and of the cattle grazing there.
一铲一铲的黑土，像墨玉一样漆黑，是在河流还同山谷一样宽阔时被冲到这儿的，它们是土壤的精华，是过去被打碎的原野经过浸泡、提炼，才变得特别肥沃，从这种土壤里又长出丰茂的牧草，喂养那儿的牛群。
2. After going blind, his sense of hearing was subtilized to the smallest of sounds.
瞎眼后使他的听觉变敏锐，可以听到最细微的声音。
3. The girl subtilized her questions.
这女孩对她的问题观察入微。
4. The subtilized financial internal control has an important role to improve the management level of an enterprise.
实现精细化财务内部控制对提高企业管理水平具有重要作用。