on the field 和 in the field的区别是什么?

on the field 和 in the field的区别是什么? 是in the field还是on the field in the field on the field123 on the football field 是在足球场上 那么可不可以说 in the football field?还有at the football field 在田野里散步 应该是 go walking on the field还是 go walking in the field? on the field 还是in the field 意思是在田野 in the field on还是in the football field..在足球场上踢足球用on还是in? I am going there___May,the 12th in和on 为什么填on 月份前不是填in on the football field造句 on the field的意思 是in the field还是on the field一篇文章中,说的是球王贝利：Although he was sixteen,he was the best player __the field.该用in 还是on 奈何原文是on？用in可以吗？ 是on a field trip,还是 in a field trip in the field例句说明 in the sports field 英文 是in the afternoon of April 30th 还是 on the afternoon of April 30th It's raining heavily ( )the farmers keep on working in the field. trips,real,field,study,things,on the,we(.)groups,all,chairs,are,in,desks,the,and(.)