1
identifier for sth
表示某物的标识符时，常用 for 引出对象。
The identifier for this device is a serial number.
这个设备的标识符是一个序列号。
标识符；检验人
先理解核心含义，再看它在真实句子里的用法。
标识符；检验人
a symbol or name that identifies something or someone
The identifier for this device is a serial number.
这个设备的标识符是一个序列号。
识别者；确定某人或某物身份的人。
Someone who identifies; a person who establishes the identity of someone or something.
标识其持有者身份的符号
a symbol that establishes the identity of the one bearing it
识别或唯一指向某物或某人者。
Something that identifies or uniquely points to something or someone else.
自认为属于某种类型或角色的人；声称并相信自己是某种事物的人。
One who identifies as a particular type or role; one who says and believes that they are a certain thing.
Please enter your user identifier to log in.
请输入您的用户标识符以登录。
The product identifier is printed on the bottom of the box.
产品标识符印在盒子底部。
Each file has a unique identifier in the system.
每个文件在系统中都有唯一的标识符。
表示某物的标识符时，常用 for 引出对象。
The identifier for this device is a serial number.
这个设备的标识符是一个序列号。
表示将某物用作标识符。
They use a barcode as an identifier for each product.
他们使用条形码作为每个产品的标识符。
强调标识符的唯一性。
Every student has a unique identifier in the system.
每个学生在系统中都有一个唯一的标识符。
Not this
Please provide your identify.
Use this
Please provide your identifier.
学习者混淆了动词identify（识别）与名词identifier（标识符）。identify是动词，不能作宾语；应使用名词identifier。
Not this
The identification is used to log in.
Use this
The identifier is used to log in.
学习者混淆了identification（身份证明、识别过程）与identifier（标识符）。identification指抽象的动作或证件，而identifier指具体用于登录的代码或名称。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
唯一标识符
Each user is assigned a unique identifier.
每个用户都被分配了一个唯一标识符。
用户标识符
The system requires a valid user identifier to log in.
系统需要有效的用户标识符才能登录。
标识符名称
The identifier name must start with a letter.
标识符名称必须以字母开头。
设备标识符
The app tracks the device identifier for analytics.
该应用追踪设备标识符用于分析。
标识符令牌
A temporary identifier token is generated for each session.
每个会话都会生成一个临时的标识符令牌。
Use identifier naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
想象保安检查你的“ID卡”，卡上的“标识符”就是你的身份证明，identifier就是“ID”的完整形式。
计算机编程（标识符）及身份证明（ID等）
The words above share the -ifier ending. Their suffix pronunciation /ɪfaɪər/ is similar to identifier's ending /faɪɝ/, but identifier has primary stress on the second syllable, so they do not rhyme exactly.
Dictionary facts from ECDICT, WIKTIONARY.