Nonnegative
a. [数]非负的,正的,零的
🗣️ 情景例句
Great! It's a date.
太好了！ 就说定了。
Mother's darlings are but milksop heroes.
奶水泡出懦弱汉。
We can do that at the meeting tomorrow.
我们明天开会时再签订吧。