A scanner digitizes physical documents and images for computer use.
الكلمة في 30 ثانية
- Device to convert physical images to digital.
- Captures documents/photos into computer files.
- Used in offices, schools, and for archiving.
Overview
扫描仪（Scanner）是一种将物理世界的图像信息转化为数字信号的输入设备。它通过光学传感器逐行或逐面地捕捉文档或照片的图像，然后将这些图像信息通过接口（如USB）传输到计算机，最终生成数字文件（如JPEG、PDF等）。扫描仪在办公、教育、设计、档案管理等领域有着广泛的应用。
扫描仪的使用通常涉及以下步骤：1. 将要扫描的文档或照片放置在扫描仪的玻璃板上。2. 打开扫描仪软件，设置扫描的分辨率、色彩模式（黑白、灰度、彩色）和文件格式。3. 点击“扫描”按钮，设备开始工作。4. 扫描完成后，在计算机上保存生成的数字文件。用户可以根据需要对扫描件进行裁剪、调整亮度和对比度等后期处理。
在日常生活中，我们可能在办公室、学校的图书馆或打印店看到扫描仪。例如，学生可能需要扫描笔记或论文；职场人士可能需要扫描合同、发票或报告以存档或发送给他人；设计师可能需要扫描手绘草图以在电脑上进行数字化创作。家庭用户也可能使用扫描仪来数字化老照片，以便永久保存。
与扫描仪功能相似但有所区别的设备包括复印机（Copier）和传真机（Fax Machine）。复印机主要用于快速复制纸质文档，生成物理副本，不涉及数字转换。传真机则是在传输文档的同时进行扫描和数字编码，但其主要目的是通过电话线将文档发送到另一台传真机，而不是生成本地数字文件。数码相机（Digital Camera）虽然也能捕捉图像，但它主要用于拍摄三维物体或场景，且生成的图像是照片而非文档扫描件。
أمثلة
请帮我把这份报告用扫描仪扫描成PDF格式。
everydayPlease help me scan this report into PDF format using the scanner.
为了便于归档，我们将所有历史合同都进行了数字化扫描。
formalFor ease of archiving, we have digitized all historical contracts via scanning.
我把小时候的照片都扫描了一遍，存在电脑里了。
informalI scanned all my childhood photos and saved them on the computer.
研究人员使用高分辨率扫描仪来捕捉古代文献的细节。
academicResearchers utilize high-resolution scanners to capture the intricate details of ancient manuscripts.
تلازمات شائعة
العبارات الشائعة
进行扫描
perform a scan
扫描文件
scan documents
扫描照片
scan photos
يُخلط عادةً مع
A printer is an output device that produces a hard copy (paper printout) from digital data. A scanner is an input device that converts a hard copy into digital data.
A copier duplicates physical documents directly to produce more physical copies. A scanner digitizes documents into computer files, which can then be printed or shared digitally.
أنماط نحوية
How to Use It
ملاحظات الاستخدام
The term 'scanner' is widely understood in both technical and general contexts. When referring to the action, 'to scan' (扫描 shāomiáo) is used. The device itself is consistently called 'scanner' (扫描仪 sǎomiáoyí). Ensure you use the correct noun for the device.
أخطاء شائعة
Confusing 'scanner' (the device) with 'scan' (the action). Sometimes people might misuse the term 'printer' when they mean 'scanner' if they are not familiar with the technology. Ensure clarity when discussing document digitization.
Tips
Clean the Glass Regularly
Keep the scanner glass clean to avoid dust or smudges appearing on your digital scans. Use a soft, lint-free cloth.
Handle Originals Carefully
Be gentle when placing and removing documents or photos to prevent damage. Ensure they are flat on the glass.
Digital Archiving Importance
Scanning documents, especially historical or personal ones, is crucial for preservation in the digital age, protecting them from physical degradation.
أصل الكلمة
The word 'scanner' comes from the verb 'to scan', which originally meant 'to look carefully at'. In the context of imaging devices, it refers to the process of examining an area line by line, much like reading text.
السياق الثقافي
In many cultures, the increasing reliance on digital documentation has made scanners essential tools in both professional and personal lives, facilitating information sharing and preservation.
نصيحة للحفظ
Think of a 'scanner' as something that 'scans' your documents, like a security scanner checks bags, but this one digitizes the contents for your computer.
الأسئلة الشائعة
4 أسئلة扫描仪的主要功能是将纸质文档或图像转换成数字文件存储在电脑中。而复印机则是直接将纸质文档复制成另一份物理纸质副本，不涉及数字转换过程。
大多数平板扫描仪的盖子可以稍微抬起，允许扫描较厚的物体，但通常有一定限度。对于非常厚的物体，可能需要使用专用的书籍扫描仪或3D扫描仪。
扫描质量主要受扫描分辨率（DPI）、色彩设置、扫描仪的光学元件质量以及原始文档/照片的清晰度影响。分辨率越高，图像越精细，但文件体积也越大。
选择扫描仪时，需要考虑扫描需求（如文档、照片、书籍）、预算、期望的扫描速度和质量，以及是否需要便携性或与其他设备（如打印机、复印机）的一体化功能。
اختبر نفسك
我需要用______把这份合同扫描成电子版。
合同需要转换成电子版，因此使用扫描仪最合适。
扫描仪的主要作用是什么？
扫描仪的核心功能就是将物理介质上的图像信息数字化。
请将以下词语组成一个句子：将、文档、扫描仪、扫描、电子版
这个句子结构完整，逻辑清晰，符合扫描仪的使用场景。
النتيجة: /3
Summary
A scanner digitizes physical documents and images for computer use.
- Device to convert physical images to digital.
- Captures documents/photos into computer files.
- Used in offices, schools, and for archiving.
Clean the Glass Regularly
Keep the scanner glass clean to avoid dust or smudges appearing on your digital scans. Use a soft, lint-free cloth.
Handle Originals Carefully
Be gentle when placing and removing documents or photos to prevent damage. Ensure they are flat on the glass.
Digital Archiving Importance
Scanning documents, especially historical or personal ones, is crucial for preservation in the digital age, protecting them from physical degradation.
أمثلة
4 من 4请帮我把这份报告用扫描仪扫描成PDF格式。
Please help me scan this report into PDF format using the scanner.
为了便于归档，我们将所有历史合同都进行了数字化扫描。
For ease of archiving, we have digitized all historical contracts via scanning.
我把小时候的照片都扫描了一遍，存在电脑里了。
I scanned all my childhood photos and saved them on the computer.
研究人员使用高分辨率扫描仪来捕捉古代文献的细节。
Researchers utilize high-resolution scanners to capture the intricate details of ancient manuscripts.
Related Content
هذه الكلمة بلغات أخرى
مفردات ذات صلة
مزيد من كلمات work
充裕的
B2Abundant, ample, or sufficient in quantity.
事故
A2accident; mishap
依照
A2According to; in accordance with.
准确地
A2accurately, precisely
做到
A2to achieve; to accomplish
积极地
A2actively; enthusiastically
应变
B2Adaptive; capable of dealing with emergencies.
行政
A2Administration; the management of affairs.
过后
A2Afterwards; at a later or subsequent time.
赞同
A2To approve of, to endorse; to agree with or support.
