(a) As a permanent measure from 2008 onward, to hold three annual sessions of three weeks each, with a one-week pre-session working group for each session;
(a) 从2008年起，作为一项永久性措施，每年举行三届会议，每届会议为期三周，并在每届会议之前举行为期一周的会前工作组会议；