里面for的词性是什么?either for or against什么意思

里面for的词性是什么?either for or against什么意思 either for or against 什么意思 either or什么意思? 请问,against在这里是什么词性,什么意思 Are you for or against fashion? fight against fight for fight with 什么意思 He cook the meat for food.请问这里的for怎么解释,词性和意思是什么 either.or.的中文意思 for是什么词性? look for 是什么词性 fight over,fight for,fight against的意思和区别? compete with,compete against,compete for 的意思及区别