Or— perhaps most painfully— cautery, which involved lancing the lymph nodes with a red-hot poker to release the blackened pus within.

——许是最痛苦——烧灼术，它涉及用烧红拨棒切开淋巴结以释放里面变黑液。

This treatment essentially uses cautery to cut and destroy the pathway, essentially boarding off the secret back door, leaving behind only one connection between the atria and the ventricles, the AV node.

这种治疗手段主要是通过烧灼来切断和破坏旁路，最终封闭这些后门，只留下一条心房通往心室道路，即房室结。