词汇	K-9 unit
释义	K-9 unit 🌏K-9单位
随便看	tube for seed dill tube for stethoscope,latex tube for transfusion tube for urethroscope tube for uterine biopsy forceps tube for uterine biopsy forceps,extension tube for uterine biopsy forceps, extension tube frame tube-free area tube frequency-changer tube frequency converter tube frequency multiplier tube friction Tube frictional resistance tube friction resistance coefficient tubeful tubefuls tube funnel tube furance tubefurnace tube furnace tube-furnace tube furnace pyrolyzer tube furnacetube reactor, tubular furnace tube fuse