长: older; elder; senior数: frequently; repeatedly在: exist; be living定义: definition; delimiting数字: figure; digit; numeral; char ...时: shí]用: 40分钟跑完全程 run the course in 4 ...的: 4次方是 The fourth power of 2 i ...定义数: define number定义数组: defined array求定义数据: undefined data未定义数据: undefined data隐定义数组: implicit defined array自定义数据: self-defining data多倍长数字: multiple-length number双倍长数字: double length numeral数字时代: digital age数字时间: digit time数字时间戳: digital time-stamp数字时间隙: digit time slot数字时空: digital clock数字时隙: digit time slot数字时延器: digital time delayer数字时钟: digital clock; digital time unit定义数据类型: user-defined data type