词汇	bitamen
释义	bitamen 🌏沥青
随便看	point something towards points on route demarcation code point-sound radiation point sound source point source point-source point source array point-source control point source discharger point-source distribution point source dose point-source dose point source epidemic point source explosion point-source explosion point source field point source flash detect point source function point source gaussian model point-source hologram point source infiltration point source iteration point source lamp point-source lamp point source light