| 1 | 燃烧 | 燃燒 | rán shāo | ran2 shao1 | to ignite; to combust; to burn; combustion; flaming | | |
| 2 | 燃料 | 燃料 | rán liào | ran2 liao4 | fuel | | |
| 3 | 点燃 | 點燃 | diǎn rán | dian3 ran2 | to ignite; to set on fire; aflame | | |
| 4 | 燃 | 燃 | rán | ran2 | to burn; to ignite; to light; fig. to spark off (hopes); to start (debate); to raise (hopes) | | |
| 5 | 内燃机 | 內燃機 | nèi rán jī | nei4 ran2 ji1 | internal combustion engine; internal combustion engine | | |
| 6 | 燃气 | 燃氣 | rán qì | ran2 qi4 | fuel gas (coal gas, natural gas, methane etc) | | |
| 7 | 火箭燃料 | 火箭燃料 | huǒ jiàn rán liào | huo3 jian4 ran2 liao4 | rocket fuel | | |
| 8 | 爆燃 | 爆燃 | bào rán | bao4 ran2 | to detonate; to ignite | | |
| 9 | 内燃机车 | 內燃機車 | nèi rán jī chē | nei4 ran2 ji1 che1 | automobile | | |
| 10 | 内燃 | 內燃 | nèi rán | nei4 ran2 | internal combustion (engine) | | |
| 11 | 矿物燃料 | 礦物燃料 | kuàng wù rán liào | kuang4 wu4 ran2 liao4 | fossil fuels; oil and coal | | |
| 12 | 可燃性 | 可燃性 | kě rán xìng | ke3 ran2 xing4 | flammable; flammability | | |
| 13 | 可燃冰 | 可燃冰 | kě rán bīng | ke3 ran2 bing1 | clathrate hydrates | | |
| 14 | 乏燃料 | 乏燃料 | fá rán liào | fa2 ran2 liao4 | spent fuel | | |
| 15 | 火燃眉睫 | 火燃眉睫 | huǒ rán méi jié | huo3 ran2 mei2 jie2 | close at hand; very urgent; pressing (idiom) | | |
| 16 | 乏燃料棒 | 乏燃料棒 | fá rán liào bàng | fa2 ran2 liao4 bang4 | spent fuel rods | | |
| 17 | 混氧燃料 | 混氧燃料 | hùn yǎng rán liào | hun4 yang3 ran2 liao4 | mixed-oxide fuel (MOX) | | |
| 18 | 化石燃料 | 化石燃料 | huà shí rán liào | hua4 shi2 ran2 liao4 | fossil fuel | | |
| 19 | 核燃料元件 | 核燃料元件 | hé rán liào yuán jiàn | he2 ran2 liao4 yuan2 jian4 | nuclear fuel element | | |
| 20 | 核燃料循环 | 核燃料循環 | hé rán liào xún huán | he2 ran2 liao4 xun2 huan2 | nuclear fuel cycle | | |
| 21 | 阻燃 | 阻燃 | zǔ rán | zu3 ran2 | fire resistant | | |
| 22 | 核燃料后处理 | 核燃料後處理 | hé rán liào hòu chǔ lǐ | he2 ran2 liao4 hou4 chu3 li3 | nuclear fuel reprocessing | | |
| 23 | 核燃料 | 核燃料 | hé rán liào | he2 ran2 liao4 | nuclear fuel | | |
| 24 | 供燃气 | 供燃氣 | gōng rán qì | gong1 ran2 qi4 | gas supply | | |
| 25 | 反应堆燃料元件 | 反應堆燃料元件 | fǎn yìng duī rán liào yuán jiàn | fan3 ying4 dui1 ran2 liao4 yuan2 jian4 | fuel element | | |