And for this practice, pranayama practice, I'm going to use my thumb and my ring finger.

对于这种“调息法”练习，我将使用我的大拇指和无名指。

In fact, in the extensive yoga manual Asana Pranayama Mudra Bandha it says that the " The most important part of pranayama is actually kumbhaka or breath retention."

瑜伽手册《体位法》说道：“调息法最重要的一环就是屏息。”

In fact, there are pranayama breathing exercises that are quite similar to the Wim Hof breathing method where you breathe in and out strongly and then hold the breath.

事实上，瑜伽调息法与 Wim Hof 呼吸法非常相似，二者都要求深呼吸和屏息。