求翻译：as we know ,somking is harmful not only to our health but also to the environment .somking can lead many diseases ,such as lung cancer .somking affects non -somkers more than it does smokers .ratio of passive smokers getting ill is higher than that of smokers .so many non -smokers are against smoking .是什么意思？

待解决 悬赏分：1 - 离问题结束还有