词汇	A vacant mind
释义	A vacant mind. 无知的心灵
随便看	displacement jump condition Displacement kerma factor displacement kernel displacement kill method displacement knob displacement law displacement law of radionuclide displacement length displacement length coefficient displacement-length coefficient displacement length ratio displacement-length ratio displacement level displacement level meter displacement limit displacement line displacement liquid displacement-load curve displacement loading displacement loop displacement loss displacement magnification displacement magnification mechanism displacement manifold displacement manometer