词汇	Past Trend
释义	Past Trend 《英文msh词典》词
随便看	diffracting power diffracting power of atom diffracting relay system diffracting shade diffractiometer diffraction diffraction absorption diffractional diffractionaluminium-iso-pmpoxide diffraction amplitude diffraction analysis diffraction-analysis diffraction analysis X Diffraction and grating diffraction and gratings diffraction and optics Diffraction and radiation generator diffraction angle diffraction angular distribution diffraction aperture diffraction approach diffraction arc diffraction area diffraction at an annular aperture diffraction attenuation