live on something

Từ điển Oxford Advanced Learner 8th

ˈlive on sth derived
1. to eat a particular type of food to live
• Small birds live mainly on insects.
2. (often disapproving)to eat only or a lot of a particular type of food
• She lives on burgers.
3. to have enough money for the basic things you need to live
• You can't live on forty pounds a week.
• My salary isn't enough for us to live on.
Main entry: ↑live_derived