I've seen people do breath control with gas masks whose rubber edges conform to the face and seal well, regulating the bottom's access to air through the breathing hose.

我见过一些人戴防毒面具，密封完好，施虐方通过控制面具下方的呼吸管来进行游戏。

youdao

I've seen people do breath control with gas masks whose rubber edges conform to the face and seal well, regulating the bottom's access to air through the breathing hose.

我见过一些人戴防毒面具，密封完好，施虐方通过控制面具下方的呼吸管来进行游戏。

youdao