extra time 和 free time的区别

extra time 和 free time的区别 spare time 和free time 的区别 leisure time,spare time和free time区别 leisure time / free time/ time off的区别 在足球比赛中additional time和extra time有什么区别? in the free time与on the free time的区别急 free time of demurrage及free time of detention的区别 on time和in time的区别 many time 和 much time的区别 time passed 和 time lost 的区别 in time 和on time 的区别 full-time和full time的区别?