V2EX ceil

Ceil

释义 Definition

Ceil 作为动词,意为"装饰天花板或内壁",即为房间的天花板或墙壁加上覆盖层或装饰面板。在现代技术语境中,ceil 也常指数学中的向上取整(天花板函数),即将一个数值向上舍入到最接近的整数。

注意:此词有建筑装饰和数学两个主要含义。

发音 Pronunciation

/sil/

例句 Examples

The ceil of 4.2 is 5.
4.2 向上取整的结果是 5。

In medieval churches, craftsmen would ceil the wooden roofs with ornate panels to enhance the grandeur of the interior.
在中世纪的教堂中,工匠们会用华丽的面板装饰木质屋顶,以增添室内的宏伟感。

词源 Etymology

Ceil 源自中古英语 celen,意为"为天花板加覆盖层",进一步追溯至古法语 cieler(装饰天花板),最终来自拉丁语 caelum,意为"天空"。这个词与 ceiling(天花板)同源ceiling 本身就是 ceil 的动名词形式。在数学领域,"天花板函数"(ceiling function)的命名正是借用了"天花板"的意象,表示将数值"推向上方"取整。

相关词汇 Related Words

文学作品引用 Literary References

  • 在《圣经钦定版》(King James Bible)中多处使用了 ceil 一词,例如《列王纪上》6:15 描述所罗门圣殿时写道:"And he built the walls of the house within with boards of cedar… and ceiled them with wood within."
  • 在建筑史文献如班尼斯特弗莱彻(Banister Fletcher)的《建筑史》(A History of Architecture)中,ceil 被用于描述各时期建筑内部的天花板装饰工艺。
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