单词	原型样机
释义	原型样机prototype unit
随便看	operation， spacecharge-limited operation， steady operation， submerged operation， trouble-free operatise operative operative attenuation operative complication operative decision operative defect operative field operative goal operative information system operative limit operatively operative myxedema operativeness operative part operative procedure operative range of an energizing quantity operative requirement oral surgery operatives operative symbol operative temperature operative word