无论如何，主要的新特性是一种可以适应多种燃料的涡轮发动机。
The major new feature, however, was the fitting of a multi-fuel gas turbine engine.
大气中的甲烷有多种来源，包括化石燃料燃烧和农牧业活动，比如奶牛在进食后就会排放这种气体∶-。
It comes from a variety of sources, including fossil fuel production and even farming. Cows give off methane, ya know, after they eat.
有高效利用多种燃料发电的潜力
they have the potential to produce electricity efficiently from several fuel sources
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