“在…上花费时间”是翻译为put time on…,还是put time at…?两者有区别吗?

“在…上花费时间”是翻译为put time on…,还是put time at…?两者有区别吗? put on 和put…… on有什么区别? 在早餐时间是用on breakfast time还是at breakfast time,还是in breakfast t His time off will put him at a disadvantage.翻译! 英语,put on,put…on,put…away,put off,put…into ,put up,put sth , get off ,get on,put on 这里on ,off在词性上有区别吗? Can't put too much time on you,unless... 翻译 Put it on file 和Put it in file两者有什么区别? put up,put on,put in,put at这些词的区别 在早餐时间是in/of还是at breakfast time? 是at time like these还是on time like these 在put on中,on是副词还是介词?