descriptor
/dɪˈskrɪptə(r)/ (bre, ipa) · /dɪˈskrɪptər/ (ame, ipa) · /di-ˈskrip-tər/ (ame, mw)
descriptor — 名詞
- descriptorsingular
- descriptorsplural
1. A term or short phrase that identifies a particular quality, feature, or categor
描述詞
指出特質的詞語
A term or short phrase that identifies a particular quality, feature, or category of someone or something.
The job advertisement listed 'flexible' and 'dynamic' as key descriptors for the ideal candidate.
徵才廣告將「靈活」和「動態」列為理想候選人的關鍵描述詞。
key descriptor + for + [role/candidate]
Chidi squinted at the strange colour of the sky, hunting for a suitable descriptor.
Chidi 瞇著眼看著天空奇異的顏色，尋找一個合適的描述詞。
Police asked witnesses to provide a descriptor of the suspicious vehicle they had spotted.
警方請目擊者提供他們注意到的那輛可疑車輛的描述詞。
In wine tasting, people rely on familiar descriptors such as 'oaky' or 'fruity'.
品酒時，人們會依賴熟悉的描述詞，例如「橡木味」或「果香」。
'Sustainable' has become one of the most overused descriptors in modern advertising.
「永續」已成為現代廣告中最被濫用的描述詞之一。
- label
more fixed than descriptor; often implies a category assigned to a person or product
- tag
more informal and temporary than descriptor; often used in digital contexts
- identifier
focuses on distinguishing one item from others, while descriptor highlights a quality
- term
broader than descriptor; any word or expression with a specific meaning in a field
常見錯誤
2. An official written summary of the topics, learning objectives, and requirements
課程簡介
列出課程內容的書面說明
An official written summary of the topics, learning objectives, and requirements that a particular educational course or programme covers.
Salma read the course descriptor carefully before deciding to enrol in the programme.
Salma 在決定報名該課程之前，仔細閱讀了課程簡介。
course descriptor + before + [decision]
The university updated the descriptor for the history module to include new seminar topics.
該大學更新了歷史模組的課程簡介，加入了新的研討主題。
Each descriptor in the course catalogue lists the number of contact hours and assessment methods.
課程目錄中的每一則課程簡介都列出了授課時數和評量方式。
Joon compared the descriptors of three data science programmes before making his choice.
Joon 在做出決定前，比較了三門資料科學課程的課程簡介。
The department head approved the new descriptor for the postgraduate research course.
系主任核准了研究所在職專班的新課程簡介。
- syllabus
more specific to a term-by-term outline of topics and readings; descriptor is a broader summary
- course outline
interchangeable in many educational contexts, but descriptor is the official term used in academic records
- programme overview
typically refers to a whole degree rather than a single course
用法筆記
Frequently found in university prospectuses, course catalogues, and academic programme websites.
3. A small piece of data, such as a tag, code, or attribute, attached to a digital
資料標籤
說明資料類型或用途的標記
A small piece of data, such as a tag, code, or attribute, attached to a digital file or set of information to identify its type, structure, or purpose.
The image file contains a descriptor recording the camera model and shutter speed at capture.
該影像檔包含一個資料標籤，記錄了拍攝時的相機型號和快門速度。
file contains a descriptor [verb]ing [metadata]
Aarav wrote a script to extract the metadata descriptor from each document in the database.
Aarav 寫了一支程式，從資料庫中的每份文件裡擷取元資料標籤。
The system assigns a unique numeric descriptor to every transaction stored in the log.
系統會為記錄在日誌中的每一筆交易指派一個唯一的數值資料標籤。
When you save a web page, the browser adds a file descriptor stating the content type.
當你儲存網頁時，瀏覽器會新增一個檔案資料標籤，標明內容類型。
The error log included a descriptor showing which line of code caused the crash.
錯誤日誌裡包含一個資料標籤，指出是哪一行程式碼導致了當機。
- metadata tag
a type of descriptor that is specifically embedded in a file's metadata
- identifier
focuses on unique identification; a descriptor may also describe qualities, not just identity
- attribute
a property of a data item; descriptor often refers to a label that names that property
- marker
less formal; marks a position or status rather than describing structure
用法筆記
Common in computing and information science when referring to file systems, databases, and metadata standards. Also appears in data science contexts (e.g., feature descriptor in machine learning).