V2EX kilobyte

Kilobyte

释义 Definition

kilobyte(KB)千字节,常用来表示数据大小的单位。一般情况下 1 KB = 1024 字节(计算机内存等常见用法);在部分存储与网络语境中也可能按十进制 1 kB = 1000 字节(标准化计量用法)。另外也可指“约千字节大小的一段数据/文件”。

发音 Pronunciation (IPA)

/klbat/

例句 Examples

This photo is only 200 kilobytes.
这张照片只有 200 KB。

The software update is small in kilobytes, but it triggers many changes across the system.
这个软件更新以 KB 计并不大,但它会在整个系统中引发许多变化。

词源 Etymology

kilobytekilo-(“千”,源自希腊语 khílioi,表示 1000)+ byte(“字节”)构成。由于计算机早期常以 2 的幂来计量容量,KB 在很多场景里被习惯性用作 1024 字节;为区分十进制与二进制,后来也出现 kB(1000)KiB(1024) 这样的写法。

相关词 Related Words

文学作品用例 Literary Works

  • 《Neuromancer》(William Gibson):作品中多处以数据与存储单位来营造“赛博空间”的技术氛围,常见到对字节/存储容量等概念的提及(不同版本措辞可能略有差异)。
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