Ключевые слова: asia, city, closeup, commute, commuter, distance, distancing, empty, grip, handgrip, handle, handrail, inside, interior, line, mass, mass rapid transit, metro, modern, mrt, new, night, offhours, offpeak, orderly, passenger, public, quiet, rapid, safety, silent, subway, train, transit, transport, transportation, travel, unoccupied, urban, vacant, yellow,