询问飞机challenge the aircraft 对不起 1.[套] (对人有愧) i'm sorry.
双语例句
1
Thechallenge is multiplied when the surveillance needs to be continuous, which 'makes non-stealthy slow-speed aircraft easier to detect'.
需求继续侦查时,低速飞行的非隐形机更易被发现,这加大了挑战的难度。
2
Along with the continuous rise of aircraft oil price, the rise of China's high-speed railway and the increasingly fierce market competition, the airline industry is facing tremendous challenge.
随着持续走高的油价,中国高铁的蓬勃发展以及日益激烈的行业竞争,航空业面临着巨大的挑战。
3
Cirrus acknowledged thechallenge of selling avgas-powered aircraft overseas, and had been testing several alternative engine designs in the 2000s.