La altitudini mari aerul este mai rarefiat si respiratia devine mai dificila.
At high altitudes the air is thinner and breathing becomes more difficult.
Avionul zbura la o altitudine de zece mii de metri deasupra solului.
The plane was flying at an altitude of ten thousand metres above the ground.
Varful muntelui se afla la o altitudine de doua mii cinci sute de metri.
The mountain summit is at an altitude of two thousand five hundred metres.
