请教SIDI锁鞋是否偏码?我平时NIKE运动鞋45码，290mm。SHIMANO的46码鞋是293mm。但SIDI的是280mm。那应该买多少码？
Sidi Shoe Sizing
EU UK US CM
3 4
37 3.5 4.5 23.5
38 4 5 24
38.5 4.5 5.5
39 5 6 24.5
39.5
40 5.5 6.5 25
40.5
41 6 7 25.5
41.5 6.5 7
42 7 8 26
42.5
43 7.5 8.5 26.5
43.5 8 9
44 8.5 9.5 27
44.5
45 9 10 27.5
45.5 9.5 10.5
46 10 11 28
46.5
47 10.5 11.2 28.5
11 12
48 11.5 12.5 29
Sidi Shoe Sizing
EU UK US CM
3 4
37 3.5 4.5 23.5
38 4 5 24
38.5 4.5 5.5
39 5 6 24.5
39.5
40 5.5 6.5 25
40.5
41 6 7 25.5
41.5 6.5 7
42 7 8 26
42.5
43 7.5 8.5 26.5
43.5 8 9
44 8.5 9.5 27
44.5
45 9 10 27.5
45.5 9.5 10.5
46 10 11 28
46.5
47 10.5 11.2 28.5
11 12
48 11.5 12.5 29
