This liquid mixture is designed to break down organisms trapped in the plants to aid the feeding process.

这种液体混合物旨在分解被困在猪笼草里的生物体，以辅助进食。

So she stuck the teeth in styrofoam, applied the whitening strips per manufacturer instructions, and added some artificial saliva: a liquid mixture at the pH and with salts you'd find in regular spit.

因此，她将牙齿粘在聚苯乙烯泡沫塑料中， 按照制造商的说明涂上美白条，并添加了一些人工唾液：一种具有 pH 值的液体混合物， 含有普通唾液中的盐分。