If you don't know how to do it, don't fool with it.
你要是不会干就别胡来。
And you don't know how to do it.
而你不知道怎么去做。
I don't know how to do it really.
我不知道要多快才行。
But you have to know how to do it.
但你必须要知道怎么去实现它。
我不知道该怎样去做。
I did. I don't know how to do it.
我看了。但是我还是不知道怎么做。
你知道现在该怎么做了么？
I really don't know how to do it.
我真的不知道怎么做。
你知道怎么做吗？
This shows that we know how to do it.
这表明我们知道该如何做。
Don't they know how to do it properly?
难道他们不知道怎么做是对的吗？
The good news is, we know how to do it.
好消息是，我们现在知道该怎么做了。
Tom nor his brothers know how to do it.
汤姆和哥哥们都不知怎么办。
Thee good news is, we know how to do it.
好消息是，我们现在知道该怎么做了。
我知道怎么做。
Believe you can do it, and know how to do it.
相信你能做到，并知道如何做到。
Neither Tom nor the twins know how to do it.
汤姆和双胞胎都不知道怎样做。
And this is the only way I know how to do it.
这是唯一的路，我知道要怎么走。
If you know how to do it, then it's an easy job.
如果你知道如何去做，那么它就是一项简单的工作。
We have the experience and we know how to do it well.
我们有经验，我们知道如何把它做好。
He seems to know how to do it from intuitive knowledge.
他似乎凭直觉就知道该怎么办。
I realized that all of us should really know how to do it.
我意识到我们都应该真正学习如何去做。
The ground is trash , you know how to do it , filling it.
地上是垃圾桶，你知道自己该怎么做的，加油吧。
The ground is trash , you know how to do it , filling it.
地上是垃圾桶，你知道自己该怎么做的，加油吧。
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