Các câu ví dụ cho từ radius

1. It is battery powered and uses on-board sensors to avoid obstacles, with Domino's saying it can deliver pizzas within a 20 kilometre radius of a store before returning to recharge.

2. Vegetables and fruits grown within a 500m radius of the fire must be destroyed, and children and sick and senior people need to be evacuated for 1-10 days, the committee warned.