单词	计算盘
释义	计算盘医circular slide rule
随便看	negative education negative effect Negative effect factor of environment negative effective mass amplifier and generator negative effect of commercial bribe negative effect of practice negative effect of technology negative effector negative effects negative effects of addiction negative effects of mass culture negative eigenvalue negative electon affinity cathode negative electorn affinity negative electrical charge negative electric charge negative electric field negative electricity negative electricity examination negative electrification negative electrod negative electron affinity negative electron affinity cathode negative electron affinity cathode, NEA cathode negative electron affinity device