(the number) 0; nothing

Five, four, three, two, one, zero. 5，4，3，2，1，0。

The number one million is written with a one and six zeros. 数字100万要写一个1和六个0。

Heavy rain has reduced visibility almost to zero (= its lowest point). 大雨已使能见度降到了最低。

on a set of numbers for comparing temperature in degrees Celsius, the level of temperature at which water freezes

The temperature is expected to drop to ten degrees below zero tonight. 今晚气温预计会降至零下10度。

no or none; used to emphasize that something does not exist

There's still zero evidence that she was directly involved in the decision.

The plot twist is stupid and obvious and makes zero sense.

He said that his chances of getting the job were zero. 他说他得到这份工作的可能性为零。