单词：nickel-iron_accumulator 

名词

• 
  [1.n.nickel-iron_accumulator] (同义词:[nickel-iron_battery]  [nickel-iron_accumulator]  )
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  注释列句：a storage battery having a nickel oxide cathode and an iron anode with an electrolyte of potassium hydroxide; each cell gives about 1.2 volts
• 上位词 -> [storage_battery(n.蓄电池 )]  [voltaic_battery(n.[电]伏打电池 )]  [battery( n. 电池, 殴打 )]  [electrical_device]  [device( n. 装置, 设计, 图案, 策略, 发明物, 设备 [计]安装设备驱动程序 )]  [instrumentality( n. 手段 )]  [artifact( n. 人造物品 )]  [whole( n. 全部, 全体, 整体, 完全之体系 adj. 所有的, 完整的, 完全的, 纯粹的, 未损伤的, 未打破的 adv. 完全, 整个 )]  [object( n. 物体, 目标, 宾语, 对象 vi. 反对, 拒绝, 抗议 vt. 提出...来反对 )]  [physical_entity]  [entity( n. 实体 )]