underground怎么读

underground station怎么读 underground怎么读 underground怎么读 They go to school by underground里的by underground 划线,怎么提问 Simon goes to work by underground.针对划线部分提问.划线部分：by underground.怎么变?为什么这样变? Don't travel alone on the underground late at night.怎么翻译呢?underground 这里指什么? 翻译：underground underground system underground意思 UNDERGROUND怎么样 how do you uaually go to work?A.by a underground B.take the underground应选A,B怎么错了 an underground station音标 south underground station是什么意思 underground(地铁)可数吗 South underground station是什么意思 underground可数吗? underground什么意思 subterrane&underground是什么意思?