像salesman,policeman这样由man结尾的单词的复数,哪些变a为e,哪些加s

像salesman,policeman这样由man结尾的单词的复数,哪些变a为e,哪些加s 像salesman policeman这样由man结尾的单词里的man怎么读 这些单词的复数里的men又怎么读? 麻烦大家帮下忙 policeman travelling salesman KOSDAQ salesman the salesman made himeself more comfortable这句话错在哪里? salesman什么意思? 请问salesman是什么意思? salesman什么意思 traveling salesman是什么意思 said a policeman afterwards这句话中为什么said在a policeman前面 这句英语写的对吗?I would never care about the career in idleness as I am a network salesman.I would never care about the career in idleness as I am a network salesman. I work as a salesman which selling English Newspaper in University这句话有错吗?要怎么改啊? death of a salesman 翻译 policeman复数 policeman 复数 policeman是什么意思 punching policeman