柯林斯词典diesel /ˈdiːzəl/ (diesels) 1. N-MASS Diesel or diesel oil is the heavy fuel used in a diesel engine. 柴油2. N-COUNT A diesel is a vehicle which has a diesel engine. 柴油車 I keep hearing that diesels are better now than ever before. 我縂聽說現在的柴油車比以往的都好。 返回 diesel剑桥词典C1 [ 不可數或單數名詞：沒有複數形式的名詞 ] a type of heavy oil used as fuel 柴油 a diesel engine 柴油發動機 My new car runs on (= uses) diesel. 我的新汽車用柴油。 [ 可數名詞：有複數形式的名詞 ] any vehicle , especially a train , that has a diesel engine （尤指火車的）內燃機；柴油車 返回 diesel