phase在一句话中的意思The five new subway lines - Fangshan Line,Changping Line,the first phase of the No 15 Line,Yizhuang Line and Daxing Line - have a combined length of 108 kilometers,bringing the city's total metro length to 336 km and the total number of subway lines to 14.请问这句话中the first phase of the No 15 Line是15号线第一段（路线）的意思吗?
问题描述：
phase在一句话中的意思
The five new subway lines - Fangshan Line,Changping Line,the first phase of the No 15 Line,Yizhuang Line and Daxing Line - have a combined length of 108 kilometers,bringing the city's total metro length to 336 km and the total number of subway lines to 14.请问这句话中the first phase of the No 15 Line是15号线第一段（路线）的意思吗?
答
15号线路的启程阶段和其他几条线路有108公里的路程是共用的，大概就是这么个意思
答
不是。“期”！.
答
the first phase of the No 15 Line 就是 15号线第一段