V2EX cubic meter

Cubic meter

释义 Definition

立方米:体积单位,表示边长为 1 米的立方体所占的体积;记作 m。(英式拼写常作 cubic metre

发音 Pronunciation (IPA)

/kjubk mitr/(美式)
/kjubk mit/(英式)

例句 Examples

This tank holds two cubic meters of water.
这个水箱能装两立方米的水。

To meet safety standards, the lab must provide at least 30 cubic meters of fresh air per person each hour.
为满足安全标准,实验室必须保证每人每小时至少有 30 立方米的新鲜空气。

词源 Etymology

cubic 来自拉丁语 cubus(立方体),与“立方、立方体形状”有关;meter/metre 源自希腊语 metron(测量)。合起来 cubic meter 字面义就是“以米为边长尺度的立方体体积单位”,在国际单位制(SI)中是最常用的体积单位之一。

相关词 Related Words

文学与著名作品 Literary Works

  • *The International System of Units (SI Brochure)*(BIPM,《国际单位制手册》;正文与示例中常出现 **cubic metre (m)**)
  • The Martian(Andy Weir;涉及航天与工程计算时常用体积单位,如以 m 计的空间/气体体积)
  • A Short History of Nearly Everything(Bill Bryson;科普语境中在讲到测量与科学数据时可能出现 m 等单位)
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