线路系统用英语怎么说

"Line system" in English can be referred to as "transportation line" or "transit line" . The term comes from the transportation industry, and refers to a system of routes, tracks, or corridors that are used for the movement of people or goods, such as buses, trains, subways, or trams.

Here are some examples of how "line system" can be used in English:

The city is expanding its public transportation line system to include more suburban areas.
The new high-speed train line system will make it easier for travelers to get from one city to another.
The bus line system in this area is not very extensive and it can be difficult to get around.

Here are some examples of how "line system" can be translated into Chinese:

城市正在扩大其公共交通线路系统，以包括更多的郊区。
新的高速铁路线路系统将使旅客更容易在一个城市到另一个城市之间旅行。
这个地区的公交线路系统并不是很广泛，出行可能有困难。