[文法] I know ......句子幫辨正

[GoHarmonic (發出諧和波)]

我知道那是怎麼運作的，（我很了解某個機器的狀況）

意思大概是這樣



1. I know that how is that works.


2. I know how is that works.


哪一個才對呢?

謝謝


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推 priv:I know how that works.