hour by hour hour by hour就是想问词组的组成?求求了，求求求求

an hour pass by hour by hour hour by hour就是想问词组的组成?求求了，求求求求 hour by hour和hour after hour 有何区别,详细说明下,急, bill by the hour帮翻译一下, 英语：by the hour和by a hour有何区别 pay by time 还是pay by the hour 说出理由The lawyer is usually paid ( ).a.on the hour b.by an hour c.for an hour d.by the hour It takes them half an hour by bus.变为The___ ___ takes them half an hour. Day by day,hour after hour.这句话有什么含义?或者有什么引申义? 和gradually 意思相同的time by timeone by onelitter by litterhour by hour 求英语翻译； They are paid by the hour． it usually______her half an hour to go home by bus. he is paid by the hour.为什么用the it took them half an hour by nus同义句 Peter's home is an hour by bus from the city center.对an hour by bus 提问 ---How much can i earn by taking this job?---Well,it depends.You will be paid ___.A.by an hour B.by hour C.by the hour D.by hours 英语作业帮帮忙、要理由喔--How much can I earn by taking this job?--Well,it depends.You will be paid_____.A.by an hour B.by hour C.by the hour D.by hours It's only( )by bus.A half an hours' B half an hour's C half an hour