a tied cottage on a farm农场里租给雇工的农舍He lives on a farm.他在农场里住.Formerly he worked on a farm, but now he's a teacher.以前他在农场工作, 但现在当教师....

on a farm的音标：on a farm的英式发音音标为：[ɔn ə fɑ:m]on a farm的美式发音音标为：[ɑn e fɑrm]...

在农场...