gray line meaning in English
灰线
Examples
- He kowloon - canton railway corporation ( kcrc ) announced today that gray line tours of hong kong limited has been appointed as one of the ticket agents for its through train services
由即日起,乘客可于锦伦旅运有限公司各分行购买来往红?至广东、北京及上海线各站之间的直通车车票。