词汇	托舊
释义	托舊 tuō jiù攀舊交情。
随便看	density of infection density of insurance density of integration density of interface state density of interfacial states density of ion beam flux density of ionization density of knowledge density of latex density of leaf canopy density of level density of lightning strike density of light point density of lightweight soils density of line of magnetic force density of lines of force density of liquid phase density of living floor area density of load density of localized state density of magnetic field density of magnetic flux density of mass densityof matter density of missile launching