Drone deliveries are getting closer | Learn English phrase ‘inch closer’

Published: Jan. 24, 2019, noon

Drone delivery is already a reality in some parts of the world, but challenges remain before it can expand. For one thing, drones need to be able to avoid crashing into each other. Governments also need to set the rules for flights of drones. Even so, they hold the promise of reducing delivery costs and increasing availability in remote areas. Dinner by drone, anyone? Plus, learn the English phrase “inch closer.”

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