### Chinese: 如果一个人发生了心脏骤停，呼吸没有了，心跳没有了，你掐人中是没有任何作用的。
### English: If a person has a cardiac arrest, breathing is no longer, heartbeat is <v>no longer</v>, you sting in the person has no effect.

### Improved English: Pinching philtrum has no effect at all if a person suffers from cardiac arrest and there is no sign of breathing or heartbeat.
