null

/nʌl/ uk　 词频 #15008

雅思 IELTS托福 TOEFL

null 是什么意思

中文释义

a. 无效力的, 无效的, 无价值的

n. 零, 空, 零位

[计] 空

英文释义

s. lacking any legal or binding force

null 的真实例句

以下例句摘自真实英文文章，看看 null 在自然语境里怎么用：

If it significantly outperforms the null agent on some tasks, those tasks may have evaluation gaps.

—— How We Broke Top AI Agent Benchmarks: And What Comes Next

We repeated this procedure 100 times, thus obtaining a null distribution of event-evoked changes in blood volume.

—— Brainwide blood volume reflects opposing neural populations

A value of 0.05 means that we accept a 5% chance of incorrectly rejecting the null hypothesis.

—— A Visual Explanation of Linear Regression

Below is a breakdown of unique values and NULL coverage across each column.

—— 3.4M Solar Panels

词形变化

同词表相邻词汇