Valentine: Then stop breathing.

瓦伦丁：那就停止呼吸吧。

youdao

The three-drug cocktail that is used by 37 American states is supposed first to induce unconsciousness, then to paralyse muscles and block breathing, and finally to stop the heart.

被美国37个州所采用的三种药物组成的“鸡尾酒”(three - drug cocktail)[3]理应首先导致意识不清，继而肌肉麻痹、呼吸受阻，最后心跳停止。

youdao

On the tape, Kevorkian injects muscle relaxant into Youk's arm to stop his breathing, and then injects potassium chloride to stop his heart.

CNN: Kevorkian Case: Kevorkian trial set

Kevorkian then hooks Youk to an EKG and injects muscle relaxant into Youk's arm to stop his breathing.

CNN: Kevorkian Case: Video of killing shown to jury