### Chinese: 普及一下：急救措施其实是做发生突发事件时候的应急救援，即在救护车来之前的抢救。
### English: <v>Popularize it</v>: first aid measures are actually emergency rescue in the event of emergencies, that is, rescue before the ambulance comes.
### Errors: There is a minor style/awkward error at "Popularize it" within <v></v>.

### Improved English: For your information: first aid measures refer to emergency rescue in emergencies, i.e., emergency treatment conducted before the coming of the ambulance.
