Therefore, it is null.

因此，它是空的。

youdao

If this is null, the semaphore cannot be inherited.

如果这个指针为空，那么这个信号量就不能被继承。

youdao

If the return value is an object, the default is null.

如果返回值是一个对象，默认为空值。

youdao

So that vector is called a "Null vector."

这种矢量就叫做"零矢量"

耶鲁公开课 - 基础物理课程节选

"The ruling is null and void because it violated the legal procedures and for failing to provide the defence team with sufficient guarantees, " he said.

BBC: Kuwait opposition leader jailed for emir insult

Unless licensed or authorized pursuant to this order, or Executive Order 13159 of June 21, 2000, any attachment, judgment, decree, lien, execution, garnishment, or other judicial process is null and void with respect to any property or interest in property blocked pursuant to this order.

WHITEHOUSE: Executive Order--Russian Highly Enriched Uranium

You are right, the Milankovitch forcing argument is ONLY A NULL HYPOTHESIS. I hope I haven't argued anything more than that.

WSJ: Climate Emails: Science and Candor