The second class is the most popular application of what I'm doing now.

第二类的问题是我现在所做的最常见的应用

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And, this is how I'm doing now in relationship to what we're currently discussing or evaluating or experiencing.

这也可以表达我手头正在做的事情与我们正在讨论、评价或者经历的事情之间的联系。

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So that's what I'm doing right now.

所以我现在就干这一行。

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