1 sentence for 基数 (jī​shù — cardinal number)

1. 这里的“三”是基数，而“第三”是序数。

   zhè​lǐ de“ sān” shì jī​shù, ér“ dì​sān” shì xù​shù.

   Here, 'three' is a cardinal number, while 'third' is an ordinal number.

   Source: Dong Chinese Dictionary