- 快车道 kuàichēdào fast laneThe lane on a road reserved for high-speed motor vehicles, typically located on the inner side of the road
- 开快车 kāikuàichē to speedTo drive a vehicle at high speed.
- 特快车 tèkuàichē express trainexpress train or bus; special express
- 火星快车 huǒxīngkuàichē Mars ExpressSpace exploration mission conducted by the European Space Agency (ESA) to explore Mars, launched in 2003
- 特别快车 tèbiékuàichē special express trainAn express passenger train that makes very few or no intermediate stops and has a shorter travel time than a standard direct express; used as an official railway category.
- 对号快车 duìhàokuàichē reserved-seat express trainAn express train where passengers must sit in the specific seats assigned on their tickets.
- 直达快车 zhídákuàichē express trainA through-express train or bus that makes few stops and travels directly to its destination. Often shortened to [[直快|直快|zhi2 kuai4]]
- 平快车 píngkuàichē local express trainA type of train in Taiwan that makes fewer stops than a local train but does not require reserved seating; since 2006, these have been merged with [[普通车|普通車|pu3 tong1 che1]] to form the [[普快车|普快車|pu3 kuai4 che1]] class.
- 普快车 pǔkuàichē ordinary express trainordinary express train service in China and Taiwan that stops more frequently than high-speed or superior express trains
- 普通快车 pǔtōngkuàichē normal fast trainstandard express train service on the Chinese railway network, typically slower than the express and special express services