原帖由 雲吞 于 2009-1-31 09:45 发表 & ~; R+ _# h* m3 _, h+ l. _3 H - J& [, `! r# Y) B4 b, l$ J$ F 4 F0 c5 R* I) [' p' EI'll tell the professor, you don't feel lower back pain when you are talking standing.
原帖由 雲吞 于 2009-1-31 09:45 发表 % f9 |2 t8 R6 j5 H 5 H O4 s0 O' Y2 l7 p% M; [: z% w( g9 F
I'll tell the professor, you don't feel lower back pain when you are talking standing.