三手煙的危害

what is the solution;
smoke outside of a building/house naked.

所有跟帖： 

• 謝謝聽風。非常受益。看了兩遍呢：）） -tern2- ♀ (51 bytes) () 06/13/2012 postreply 15:31:36

• 哈哈, 桐兒好可愛! 及作聽力練習又學知識, 一舉兩得! -tingfeng- ♀ (0 bytes) () 06/13/2012 postreply 15:58:46

• good to know, thanks! -sportwoman- ♀ (0 bytes) () 06/13/2012 postreply 16:31:55

• Good to know. Thank you. -EnLearner- ♂ (0 bytes) () 06/13/2012 postreply 20:04:24

• Oh well, what can we do to prevent smoking toxic hidden in sofa -~葉子~- ♀ (0 bytes) () 06/15/2012 postreply 09:13:48

• ban indoor smoking. -tingfeng- ♀ (0 bytes) () 06/15/2012 postreply 15:58:12

• thank you all for your responses, have a nice weekend! -tingfeng- ♀ (0 bytes) () 06/15/2012 postreply 15:58:43