救命

1. Origins, structure, and basic meaning

• Structure: 救命, read きゅうめい, denotes actions and equipment intended to save and preserve human life in an emergency.
• Basic usage: It appears in lifesaving training for chest compressions and in the life jackets checked by a crew.

2. Common pitfalls and similar expressions

• Measures intended to save life
  • It concerns equipment, training, or action intended to preserve life in an emergency, not ordinary assistance.