所以从概念上讲，这是一件很容易想到的事。
另一件让人激动的事是，这是一种合成肽，很容易采用。
The second very exciting thing is that it's a synthetic peptide, which makes it much easier to put into use.
这是经过多次实验的，并不是用一个教程就能解释的容易的事，因为每一件事都是很微妙的。
It's something that has taken lots of practice and not the easiest thing to explain in a tutorial because everything is so subtle.
这是经过多次实验的，并不是用一个教程就能解释的容易的事，因为每一件事都是很微妙的。
It's something that has taken lots of practice and not the easiest thing to explain in a tutorial because everything is so subtle.
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