numeral, time word · the number zero, nought, or the zero sign

二减二的结果等于零。

numeral · fractional, fragmentary, extra, or odd bits of a number; a remainder after division

这个包裹重十斤零二两。

numeral · placed between two numbers of different magnitudes to indicate a zero in a specific place value

这一共是一百零五块钱。

verb · to wither and fall, typically referring to plants or flowers

深秋时节，草木凋零。