Nonnegative
a. [数]非负的,正的,零的
🗣️ 情景例句
I arrived there without any delay.
我顺利抵达。
A plant may produce new flowers; man is young but once.
花有重开日，人无再少年。
The second factor is more interesting and more fundamental.
第二点更有意思，也更重要。