FIFA 官方是这么定义的: , w1 r @; l7 P# K9 \# C0 b; {2 \4 g) X( U' u
Children two years and under at competition time& b6 r# _' E6 n$ Y: P( f
(June/July 2015) do not require their own ticket for) W+ x: F, o& I2 n- O6 ~1 w7 S
entry but must sit in a guardian’s lap and not take up6 n! n& ]7 O0 B0 I$ H
an additional seat of their own. ! e I. |4 z( H: w1 K$ ] $ k/ S; s: d( l- }5 T4 v! R不是很明白如果孩子2岁半,到底是要票还是不要? 西贸里面同样的说明,售票员解释的是三岁以下都算两岁。。。。。