As you can see, the new table has five columns, and the count column is always zero.

可以看到，新表具有5列，count列始终为0。

youdao

So, no matter how you say it, this is always zero. So, in a way, this reinforces our intuition that del, even though it's not at all an actual vector sometimes can be manipulated in the same way.

因此，无论你怎么描述它，它总是0，那么在某种程度上，这加强了我们的直觉，即▽有时也可以用同样的方式计算,即使它并不是真正的向量。

youdao

Love is like multiplication, one is zero, the result is always zero.

爱情就像乘法，其中一项为零，其结果永远为零。

youdao

Mortgage payments are not savings because the return on equity is always zero.

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"My bank balance is always zero!"

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In an economy, the income effects from a transfer payment always sum to zero.

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