Especially motorcycles--because, as Tsai Shing-yuan, director of the Program Division at the Industrial Technology Research Institute (ITRI), says, "Pollution caused by motor-cycles in use is the hardest to control."
尤其針對向來被「管」得最少的機車。因為，「使用中機車的汙染，是最難控制的」，工業研究院機械所企劃組組長蔡新源說。