How to use in-sentence of “rapid transit system”:
+ Pyŏngyang metro system is the only rapid transit system in Pyongyang, North Korea.
+ The Doha Metro is a rapid transit system in Doha, Qatar’s capital city.
+ Bay Area Rapid Transit is a heavy rail public rapid transit system that serves the San Francisco Bay Area in northern California.
+ It is the fourth-largest rapid transit system in the United States.
+ Many places call their rapid transit system a metro.
