chug /tjAg; tjAg/ vi t-gg) [VP2C] make the muffled explosive sound (of an oil-engine or small petrol-engine running slowly): 發(fā)出(重油發(fā)動(dòng)機(jī)或汽油發(fā)動(dòng)機(jī)緩動(dòng)時(shí)之)突突聲; 噗噗作窖; 就車 L 地響： The boat ~ged along. 船發(fā)著突突聲而行進(jìn)。 n this sound. 突突聲; 噗噗聲; 亂軌聲。