And it's really the identity of the amino acids, which letters are in that necklace, and in what order they are, what they spell out, that gives an enzyme its unique properties and differentiates it from other enzymes.
氨基酸的种类,也就是项链上的字母,及其排列、拼写的顺序,赋予了某种酶独特的属性,将其与其他酶区分开来。