AIR CANADA % D! N$ q% p; y2 B! Z- R4 V4 D! k 5 w2 \- E6 { n( H2 NEffective April 10, 2013, check-in and baggage acceptance for flights within Canada will close 45 minutes prior to departure – with the exception of flights leaving from Toronto’s city airport (YTZ), where check-in and bag drop-off will remain available until 20 minutes before departure.: H" J& s L/ h
; Y4 N& J' @4 j! k- [8 CWe invite you to check in online or with your mobile device at any time within 24 hours of flight departure, and to familiarize yourself with our check-in and boarding gate deadlines to allow for a smooth travel experience. * B) D$ l: U. _) x8 e. u2 k这封信是什么意思,我英语不好,所以有英语好的大侠帮看一下。