So while I'm talking to you, the seats you are sitting on are currently emitting some invisible and odorless toxic gas. Sorry for that.  So you are currently breathing formaldehyde.
当我对你们讲话的时候 你们所坐的椅子上正释放出一些 隐形无臭的有毒气体 抱歉提到这些 所以你现在正在吸入甲醛