单词	使用示意动作
释义	使用示意动作n.gesture使用手势；使用示意动作
随便看	differential motion differential motor differential non-linearity differential normal moveout differential observation differential of arc differential of area differential of higher order differential of map differential omega differential opamp differential operating subsidy differential operation differential operational amplifier differential operator differential optical absorption spectrometer differential optical absorption spectrometer {= doas} differential oxidation differential parallax differential parameter differential partial response detection differential particle flux density differential pay system differential pendulum cam differential permeability