scan

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英 { "us": "", "uk": "" }
数据源: ai_enrichment
scan 指快速浏览或仔细审视,也指用设备扫描图像或文本,或指诗歌中的韵律分析。

用法要点

句型搭配

scan 作为及物动词时,常接宾语表示扫描或浏览的对象;作为不及物动词时,可单独使用或与介词搭配。在诗歌中,scan 指分析格律。

• scan a document
• scan the horizon
• scan for errors

介词用法

scan 常与 for 连用表示扫描以寻找某物,如 scan for viruses;与 through 连用表示快速浏览,如 scan through a report。在技术语境中,scan into 表示扫描输入到某处。

• scan for threats
• scan through the list
• scan into the computer

语域说明

scan 在日常生活和科技领域都很常见,如扫描文件或浏览网页;在文学中用于诗歌分析,较正式;在商务中多指快速检查或详细调查。

• scan a QR code
• scan the poem's meter
• scan the financial report

基础例句

I need to scan this document and email it to you.

我需要扫描这份文件并通过电子邮件发给你。

She quickly scanned the newspaper for the latest news.

她快速浏览报纸以获取最新消息。

Can you scan the QR code to download the app?

你能扫描这个二维码来下载应用吗?

He scanned the room to see if anyone was there.

他扫视房间,看看是否有人在。

高级例句

The security system automatically scans all incoming emails for malware.

安全系统自动扫描所有收到的电子邮件,检查是否有恶意软件。

Researchers used MRI scans to analyze brain activity during the task.

研究人员使用磁共振成像扫描来分析任务期间的大脑活动。

The auditor will scan the financial records for any discrepancies.

审计员将仔细检查财务记录,寻找任何不一致之处。

In poetry class, we learned how to scan a sonnet for its rhythmic pattern.

在诗歌课上,我们学习了如何分析十四行诗的韵律模式。

高频搭配

verb

quickly scancarefully scanautomatically scanscan thoroughlyscan rapidly

adjective

quick scanfull scandetailed scanmedical scansecurity scan

noun

body scanbrain scandocument scanvirus scannetwork scan

adverb

scan quicklyscan carefullyscan automaticallyscan repeatedly

preposition

scan forscan throughscan intoscan with

phrase

scan and savescan the codescan the arearun a scanperform a scan

常见错误

❌ 错误:I scanned the book to find the answer.
✓ 正确:I skimmed the book to find the answer.

scan 通常指快速浏览以寻找特定信息,而 skim 更强调略读或泛读。这里用 skim 更准确,表示快速阅读书籍内容。

❌ 错误:He scanned the report carefully.
✓ 正确:He examined the report carefully.

scan 隐含快速或粗略的意思,与 carefully 矛盾;examine 表示仔细检查,更符合语境。

近义词辨析

skim

skim 强调快速阅读以获取大意,不关注细节;scan 则指快速浏览以寻找特定信息或关键词。

She skimmed the article to get the main idea, but scanned it later for specific data.

examine

examine 表示仔细、彻底地检查,通常较慢且深入;scan 更侧重于快速或表面的审视,常用于技术或搜索场景。

The doctor examined the patient thoroughly, while the machine scanned the body for abnormalities.