单词：nada 

名词

• 
  [1.n.nada] (同义词:[nothing( n. 无, 不关紧要之事, [数]零 adv. 毫不, 决不 int. 什么也没有, 无 )]  [nil( n. 零 )]  [nix( n. <俚>无, 皆无, (德国神话中的)女水妖, 女水神 int. 停!, 不要!, 不行! vt. 禁止, 拒绝 )]  [nada( 纳达抗变色铜(基)合金 )]  [null( adj. 无效力的, 无效的, 无价值的, 等于零的 n. 零, 空, 零迅号 )]  [aught( n. 任何事物, 零 )]  [cipher( n. 密码 )]  [cypher( v. 翻译 )]  [goose_egg(n.零分, 无 )]  [naught( n. 零 )]  [zero( n. 零点, 零度 num. 零 )]  [zilch( n. 微不足道的事物（或人）, 小人物, 无, 零, 无价值之物 )]  [zip( [计]一种程序压缩的档案文件格式 n. 拉链 v. 拉开或拉上 )]  [zippo]  )
• 
  注释列句：a quantity of no importance; "it looked like nothing I had ever seen before"; "reduced to nil all the work we had done"; "we racked up a pathetic goose egg"; "it was all for naught"; "I didn't hear zilch about it"
• 上位词 -> [relative_quantity(相对值 )]  [measure( n. 尺寸, 量度器, 量度标准, 方法, 测量, 措施 vt. 测量, 测度, 估量, 分派, 权衡, 调节 vi. 量 )]  [abstraction( n. 提取 )]  [entity( n. 实体 )] 
• 下位词 -> [nihil( n. 无, 虚无 )]  [bugger_all]