translation.en: And what we found -- so this is now supposed to be, again, my bacterial cell -- is that Vibrio fischeri has a protein -- that's the red box -- it's an enzyme that makes that little hormone molecule, the red triangle.
translation.zh: 我们发现了：比如这是我的费氏弧菌 它有一种蛋白质－ 就是这个红色的方块—它是一种催化剂， 是它制造的这种小荷尔蒙分子，就是这红色三角形。