And then the real magic begins when the cas enzymes, or CRISPR-associated proteins, take over.

然后当 cas 酶或 CRISPR 相关蛋白接管时，真正的魔法开始了。

Lady Ingram thought it " le cas" to wring her hands: which she did accordingly.

英格拉姆夫人认为拧紧双手是“​​le cas”：她照做了。

The cas enzyme then cuts the viral DNA in two, preventing it from replicating, and therefore, protecting the bacterium.

然后，cas 酶将病毒 DNA 一分为二， 阻止其复制，从而保护细菌。