However, it also simplified the teaching and learning of measurement as all SI units are based on a handful of base units (in particular, the metre, kilogram and second cover the majority of everyday measurements), using decimal prefixes to cover all magnitudes.
然而，它也简化了测量的教学，因为所有的国际单位制（SI）单位都是基于少数基本单位（特别是米、千克和秒囊括了大部分的日常测量场景），使用十进制前缀来涵盖所有量级。