V2EX cubic foot

Cubic Foot

释义 Definition

cubic foot(立方英尺):体积单位,表示边长为 1 英尺的立方体所占的体积,常用于测量木材、天然气、冰箱/箱体容量、建筑材料等。(缩写:cu ftft

发音 Pronunciation

/kjubk ft/

例句 Examples

A cubic foot is about 28.3 liters.
一立方英尺大约是 28.3 升。

The contractor estimated the basement would need 120 cubic feet of gravel to level the ground properly.
承包商估算地下室需要 120 立方英尺的碎石,才能把地面平整好。

词源 Etymology

cubic 来自拉丁语 cubus(立方体),与“立方形/立方体”有关;foot 原是以人的脚为基础形成的长度单位“英尺”。cubic foot 直译就是“以英尺为边长的立方体的体积”,属于由“形状/维度(cubic)+单位(foot)”构成的计量表达。

相关词 Related Words

文学作品 Literary Works

  • Moby-Dick(Herman Melville):作品中大量涉及捕鲸业与物资计量,常见以英制单位描述容量与材料。
  • Walden(Henry David Thoreau):描述建屋与生活物资时,出现英制计量与空间/材料的表达(包括体积单位的用法)。
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