As a matter of practice, before using the Hindrance Rule, the Referee (or assistant) must be very sure that a very bad call has been made.
As a matter of practice, before using the Hindrance Rule, the Referee (or assistant) must be very sure that a very bad call has been made.
作为惯例，在使用‘防碍公正规则’以前，仲裁人（或者助理）必须非常确定有人做了一个非常坏的判罚。