Externally stick on clothes at the chest position without skin contact. Each patch is effective within 8 hours if necessary. For better result, apply during sleep.

外贴于胸口位置之衣服上，无须接触皮肤。每片有效8小时，如有需要，建议每8小时更换一片。建议于睡前开始使用，效果更佳。

youdao

On the inhale expand the chest, lifting up and coming back to the starting position.

在吸气时扩展胸腔，举起回到开始体式。

youdao

Lift your chest until your torso is parallel to the floor, pressing strongly down through your inner hands to help maintain this position.

提起胸膛，直到上身与地面平行，双手内侧用力压向地面以保持平衡。

youdao

The person would hold the device vertically over their breastbone and position the electrodes on their chest.

BBC: Hand-held heart test devised

He would position his more than 6ft-tall frame practically chest-to-chest with someone he wanted to influence, and lean in nearly nose-to-nose as his quarry would try to squirm away.

BBC: A presidential tour of Austin

When he tapped his volunteers on their chests at the same time as he tapped the air at chest-height below the cameras, they reported feeling that the core of their identity inhabited the camera's position.

ECONOMIST: Consciousness