Hit the comments section to defend the US customary system or argue passionately for the metric system.
点击评论部分为美国习惯系统辩护或为公制系统激烈争论。
英语百科
System of measurement
(重定向自Customary system)
A system of measurement is a collection of units of measurement and rules relating them to each other. Systems of measurement have historically been important, regulated and defined for the purposes of science and commerce. Examples of systems of measurement in modern use include the metric system, the imperial system, and United States customary units.