Word · Frequency #15852
GB
吉字节；千兆字节
a unit of information equal to 1000 megabytes or 10^9 bytes
表示吉字节时常写作 GB（大写）。
- 1.
n a highly toxic chemical nerve agent that inhibits the activity of cholinesterase；n a unit of magnetomotive force equal to 0.7958 ampere-turns；n a unit of information equal to 1000 megabits or 10^9 (1,000,000,000) bits；n a unit of information equal to 1000 megabytes or 10^9 (1,000,000,000) bytes；n a unit of information equal to 1024 mebibytes or 2^30 (1,073,741,824) bytes；n an island comprising England and Scotland and Wales
千兆字节
吉比特；千兆比特；沙林；吉伯；千兆字节
In use
This video file is about 2 gb, so it may take a while to download.
My new phone has 256 gb of storage, which is more than enough for my photos.
The game update is nearly 5 gb, so make sure you have enough free space.
number + GB
GB 通常写作大写；作计量单位时单复数同形，如 1 GB、5 GB。
This video file is about 1.5 GB.
这个视频文件约有 1.5 千兆字节。
number + GB of + noun
of 后接不可数名词，如 data、storage、space。
I still have 10 GB of free space on my phone.
我手机里还有 10 千兆字节的可用空间。
GB + noun
GB 放在名词前作定语时，不加复数词尾 -s。
Connections
Collocations
- GB of storage
- 千兆字节的存储空间
- This new tablet has 128 GB of storage.这款新平板电脑有128 GB的存储空间。
- GB of RAM
- 千兆字节内存
- You should buy a computer with at least 8 GB of RAM.你应该买一台至少8 GB内存的电脑。
- GB of data
- 千兆字节流量
- The mobile plan gives you 30 GB of data every month.这个手机套餐每月给你30 GB的数据流量。
- GB capacity
- 千兆字节容量
- This memory card has 64 GB capacity.这张存储卡的容量为64 GB。
Synonyms
- gigabyte
- 吉字节；千兆字节 · GB 的全称，正式场合常用，与 GB 完全互换。
Learner notes
Memory Tip
GB 联想为“巨B”：G 像“巨”，B 是字节(Byte)，一个 GB 能装下上千张照片，所以是千兆字节。
Context & Register
语域：neutral 常见场景：computer storage specs、file sizes、cloud storage plans 该义项指存储容量单位“千兆字节”（gigabyte），多用于电子产品参数、文件大小和数据存储等科技场景。语体上通常属于中性，不算正式也不算口语；日常交流中也很常见。
Usage priority
Collins 词频等级为 2，建议结合例句记忆，而不是只背中文释义。
Dictionary facts from ECDICT, WIKTIONARY.