Definition: the pipe at the back of a vehicle that waste gas from the engine flows through Level: C1
黑烟从这辆旧车的排气管中冒出来。
Black smoke was coming out of the ___tailpipe of the old car.
机械师检查了汽车的排气管是否有损坏。
The mechanic inspected the car's ___tailpipe for any damage.
由于先进技术，现代车辆的排气管排放更清洁。
Modern vehicles have cleaner ___tailpipe emissions due to advanced technology.
