常見(jiàn)例句用作名詞 (n.)It seems that matter is lost when fuels burn.似乎燃料燃燒時(shí)物質(zhì)就消失了。Fruit orchardists have used various solid fuels.果園的經(jīng)營(yíng)者曾使用過(guò)各種固體燃料。 返回 fuels