Task: Translation
Input (English): Two Canadian navy ships and two airforce planes, a CC-138 Twin Otter and a CP-140 Aurora, took part in the exercises in the Canada's Arctic.
Output (Chinese): 两艘加拿大军舰和两架空军飞机，一架CC138双引擎“水獭”和一架CP140“北极光”，参加了在加拿大北极海区举行的演习。