“@BeijingAir: 02-04-2014 00:00; PM2.5; 3.0; 13; Good (at 24-hour exposure at this level)” Luck 13! I need to frame this~
02-04-2014 00:00; PM2.5; 3.0; 13; Good (at 24-hour exposure at this level)
-
-
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.