欧路词典

Afterwards " fuliginous model " , " photochemical smog " after pollution, modern is being entered with " indoor air is polluted " the 3rd generation that is a mark pollutes period.

继“煤烟型”、“光化学烟雾型”染后，现代人正进入以“室内空气染”为标志的第三代染时期。