They are located in SouthAmerica and stretch 4, 500 miles from north to south, along the westcoast of the continent.
他位于在南美洲,沿着西海岸由北向南绵延4,500 英哩。
2
Its origin has been only loosely pinned down: it seems to have originated from somewhere off the westcoast of SouthAmerica, and could be heard from 2000 kilometres away.