11月1号  右侧收缝完毕,  左侧还有3个mm. 橡皮链从1整条变成了半条... oh yeah

Now  sum up:

 I think the teeth correct just like the canker.  If  we pay more attention about ,it will be not acceptable.

Do not take it seriously, enjoy our life when it never leaves us. I have ate everything between the correct stage.

No big deal.It's a little parentheses in the eternity .