单词	pesticide residual
释义	pesticide residual 农药残留
随便看	variation magnetic field variation management Variation mapping variation margin variation margins Variation material variation mechanism variation method variation monitor variation monitors variation movement variation name variation of admissible family of arcs variation of a function Variation of air temperature variation of a measure variation of amplitude variation of antigen variation of azimuth variation of beam convergence variation of black level variation of blanking level variation of body color variation of body form variation of brush contact resistance