如题所述
第1个回答 2015-09-07
reduce the pollution, relax the traffic pressure
minimize the pollution, relief the traffic congestion
minimize the pollution, relief the traffic congestion
第2个回答 2015-09-07
reduce contamination
lessen contamination
decrease contamination
relieve traffic strain
alleviating traffic pressure
ease the traffic pressure(本回答被提问者和网友采纳
lessen contamination
decrease contamination
relieve traffic strain
alleviating traffic pressure
ease the traffic pressure(本回答被提问者和网友采纳