1
det + mainframe
常用定冠词或不定冠词修饰。
The company upgraded its mainframe.
公司升级了它的主机。
大型计算机，可同时服务100-400个用户，需专用的空调机房
先理解核心含义，再看它在真实句子里的用法。
大型计算机，可同时服务100-400个用户，需专用的空调机房
a large digital computer serving 100-400 users and occupying a special air-conditioned room
The company upgraded its mainframe.
公司升级了它的主机。
一种大型、强大的计算机,能够管理许多同时进行的任务并与许多连接的终端通信；用于大型、复杂的组织(如银行和超市),持续运行至关重要。
A large, powerful computer able to manage very many simultaneous tasks and communicate with very many connected terminals; used by large, complex organizations (such as banks and supermarkets) where continuously sustained operation is vital.
承载和连接执行各种任务模块的计算机机箱
A computer chassis that hosts and interconnects modules that perform various tasks.
车辆等的主框架,更常见的称为主框架。
The main frame of a vehicle etc., more commonly main frame.
The company still uses a mainframe to process its payroll data.
这家公司仍使用一台大型主机处理工资数据。
Many mainframes are being replaced by cloud-based servers.
许多大型主机正被基于云的服务器取代。
Our IT department is upgrading the mainframe to handle more traffic.
我们的IT部门正在升级大型主机以处理更多流量。
常用定冠词或不定冠词修饰。
The company upgraded its mainframe.
公司升级了它的主机。
常与computer, system等连用。
They installed a mainframe system.
他们安装了一个主机系统。
常见动词有use, operate, maintain等。
We need to maintain the mainframe.
我们需要维护主机。
Not this
I use a mainframe to write documents.
Use this
I use a personal computer to write documents.
Mainframe refers to a large computer serving many users, not a personal device.
Not this
The company has two mainframes computers.
Use this
The company has two mainframe computers.
主框架作为定语时不用复数，正确表达为mainframe computers。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
大型计算机
The company replaced its old mainframe computer with a new one.
公司用新的大型计算机替换了旧的。
主机系统
The mainframe system handles all the transaction processing.
主机系统处理所有的交易处理。
大型机环境
Programmers need special training to work in a mainframe environment.
程序员需要特殊培训才能在大型机环境中工作。
主机处理
Mainframe processing is still critical for many large organizations.
主机处理对许多大型组织仍然至关重要。
主机服务器
The mainframe server can support thousands of users simultaneously.
主机服务器可以同时支持数千用户。
主机！我进入主机了！
This line is from the 1983 film WarGames, spoken by the protagonist David Lightman as he gains unauthorized access to a military supercomputer. It highlights the concept of hacking into a central computing system.
这句台词出自1983年电影《战争游戏》，主角大卫·莱特曼在非法入侵军用超级计算机时说出。它突出了黑入中央计算系统的概念。
Use mainframe naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
记忆：main（主要）+frame（框架），主要框架就是大型计算机主机，需要专用空调机房。
Register: neutral to formal. Typical contexts: data centers, enterprise IT environments. Note_zh: 通常用于技术或企业语境，比较正式。
真正押韵（重读元音及之后一致）：train (/trein/), pain (/pein/), rain (/rein/) 与 mainframe 的第一音节 main (/mein/) 押韵。拼写相似但发音不同：frame (/freim/) 与 mainframe 的结尾 frame 同形但重读不同；game (/geim/), name (/neim/) 以 -ame 结尾，发音与 mainframe 的第二音节相同（/eim/），但非重读，不构成押韵。
Dictionary facts from ECDICT, WIKTIONARY.