One might think that fusion propulsion requires some exotic fuel to propel a rocket a million-or-so-times more energetically than standard chemical fuels.

有人可能会认为聚变推进需要一些能量高于标准的化学燃料一百多万倍的稀有燃料推进一个火箭。

youdao

However, one fusion fuel option isn't so exotic.

无论如何，有一种聚变燃料的选择不是那么罕见的。

youdao

Aviation: Emerging technologies are ushering in more fuel-efficient, comfortable and exotic aircraft. Get ready for the future of flight.

航空业：未来飞机将迎来更高能效、更加舒适、更加奇幻的新兴技术时代，做好准备迎接吧。

youdao

This will use a hydrocarbon fuel (think exotic petrol) rather than hydrogen.

ECONOMIST: Hypersonic aviation

To compress the hydrogen to a manageable volume, Ford must make a fuel system good for 5, 000 pounds per square inch of pressure, using exotic techniques and materials.

FORBES: The Guilt-Free Consumer