What happens if you exchange your starship enterprise for an older model or one that is less well-equipped ?
如果你把新买的一辆极为先进的新车换成一款旧车，或是配置不那么齐全的车会怎样？
Why not become a starship captain instead ?
为什么不去担任一艘星际飞船的船长呢？
That in itself is perhaps a bigger challenge than building a starship .
这本身可能就比建造一艘飞船具有更大的挑战。
If such a design can be successfully used for a starship engine , then a source of deuterium can be sought closer to home .
如果这样一个设计可以成功的用于星际飞船发动机，那么氘能源可以在离家更近的地方找到。
While the universe 's density of interstellar hydrogen is fairly low , a fast-moving starship would blow through them like a truck grille through bugs .
