The world's environment is becoming more and more serious. For example the automobile air pollution affects people's breathing plant human cells, if it damaged, destroyed nature organizations, to the eradication of mankind. 全世界的环境问题变得越来越严重.例如汽车污染的空气影响了人们的呼吸植物是人类的细胞,如果我们把它损坏了,破坏了大自然的组织,等于消灭人类.
