现在有190架c 17 A在服役。它由四个涡轮发动机驱动，和波音757所用发动机型号相同，一次能够运送102人。

There are 190 C17As in service; the aircraft is propelled by four turbofan engines (of the same type used on the twin-engine Boeing 757) and can drop 102 paratroopers at once.

youdao

所有的这些都是给飞机制造商的难题，他们往往习惯于决定在同样的机型上加载竞争型号的发动机。

All this is difficult for aircraft-makers, who are used to being able to hang competing engines off the same wing.

youdao

所有的这些都是给飞机制造商的难题，他们往往习惯于决定在同样的机型上加载竞争型号的发动机。

All this is difficult for aircraft-makers, who are used to being able to hang competing engines off the same wing.

youdao