sundial

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英 { "us": "", "uk": "" }
数据源: ai_enrichment
日晷是一种利用太阳影子指示时间的古老仪器,通常由晷面和晷针组成,用于测量太阳时。

用法要点

句型搭配

sundial 通常作为名词使用,常见于描述性句子或历史、科学语境中,用于指代具体物体或概念。

• The sundial in the garden is a replica.
• Ancient civilizations used sundials to tell time.

介词用法

sundial 常与介词 on、in、with 搭配,表示位置、包含或工具关系,例如在花园里、带有刻度等。

• The sundial on the wall is decorative.
• A sundial with Roman numerals is traditional.

语域说明

sundial 属于正式或学术语域,多用于历史、天文学、教育或描述性文本,日常口语中较少使用,可能被更通用的 timepiece 替代。

• In academic papers, sundials are studied for their historical significance.
• Casually, people might say 'old clock' instead.

基础例句

We saw a beautiful sundial in the botanical garden during our visit.

我们在参观植物园时看到了一个漂亮的日晷。

My grandfather taught me how to read time from the sundial in our backyard.

我爷爷教我怎么从后院的日晷上看时间。

The sundial doesn't work at night, so we rely on clocks instead.

日晷在晚上不起作用,所以我们得靠钟表。

I bought a small sundial as a souvenir from the historical site.

我从历史遗址买了一个小日晷作为纪念品。

高级例句

In astronomy class, we studied how sundials were used to measure solar time before mechanical clocks.

在天文学课上,我们学习了在机械钟表出现之前,日晷是如何用来测量太阳时的。

The museum's exhibition features ancient sundials from various cultures, highlighting their technological advancements.

博物馆的展览展出了来自不同文化的古老日晷,突显了它们的技术进步。

Engineers analyzed the sundial's design to improve modern solar tracking systems for renewable energy applications.

工程师分析了日晷的设计,以改进用于可再生能源应用的现代太阳跟踪系统。

During the conference on historical instruments, the speaker discussed the accuracy limitations of sundials in different latitudes.

在关于历史仪器的会议上,演讲者讨论了日晷在不同纬度下的精度限制。

高频搭配

verb

read a sundialconstruct a sundialuse a sundialcalibrate a sundialobserve a sundial

adjective

ancient sundialsolar sundialportable sundialdecorative sundialaccurate sundial

noun

sundial gardensundial facesundial gnomonsundial timesundial history

adverb

accurately on a sundialhistorically via sundialtraditionally with sundial

preposition

on the sundialwith a sundialin sundial designby sundial measurement

phrase

sundial of the agessundial in the parksundial for timekeepingsundial as an artifact

常见错误

❌ 错误:I use sundial to check the time every day.
✓ 正确:I use a sundial to check the time every day.

sundial 是可数名词,通常需要冠词(如 a 或 the)或其他限定词来修饰,错误句子中缺少了冠词,应添加 'a' 表示泛指。

❌ 错误:The sundial shows the hour by the moon.
✓ 正确:The sundial shows the time by the sun.

sundial 依赖于太阳影子来指示时间,而不是月亮,这是一个概念性错误,应更正为 'by the sun' 以准确描述其工作原理。

近义词辨析

timepiece

timepiece 是更通用的术语,指任何计时仪器,包括钟表、手表等,而 sundial 特指利用太阳的古老仪器,强调其特定工作原理和历史背景。

A sundial is a type of timepiece that uses sunlight, whereas a wristwatch is a modern timepiece.

gnomon

gnomon 是日晷的一部分,特指晷面上投射影子的指针或杆,而 sundial 指整个仪器,包括晷面和晷针,gnomon 是 sundial 的组件。

The gnomon on the sundial casts a shadow to indicate the time.