zì jìng
意思解释：（Self-purification）通过自然作用而净化。 自我净化，自我涤罪。
〈动〉依靠自身运动来达到净化。一般指自然界通过自身固有的物理、化学、生物作用来减少环境污染。◇维港海水每1.5天左右便会自动更换一次，水中污染物会随海流冲刷而得到自净。(人民日报.1995.2.18)◇另外城市生活污水处理率…
< move > support oneself campaign will achieve purify. Action of the physics that shows nature passes oneself solid to have commonly, chemical, biology will reduce environmental pollution. Harbor seawater controls ◇ dimension 1.5 days every to be able to change automatically, the contaminant in water can erode along with ocean current and get self-purification. (Additionally city life sewage disposal leads ◇ of People's Daily.1995.2.18) ...
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