越司空见惯的事物我们往往越不了解——我们每时每刻都在呼吸,但空气是看不见、摸不着的,我们很少考虑周围的空气质量;我们每天也离不开水,刷牙洗脸、做饭洗衣,更不用说平时的饮用水,虽然水看得见、摸得着,但以往我们同样很少关注过水的质量。现在喝的水还像我们小时候喝的 The more common things we often do not understand - we breathe every moment, but the air is invisible, touching, we rarely consider the surrounding air quality; we can not do without water every day, brushing your face and do Rice laundry, not to mention the usual drinking water, although the water can see, touch, but in the past we also rarely concerned about the quality of the water. The water we drink now is still like we used to drink