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a [fuel] burner
此处 [fuel] 表示燃料类型，如 gas、oil、electric。注意 burner 是可数名词。
The old house still uses a gas burner for heating.
这栋老房子仍用燃气燃烧器取暖。
灶头；炉头
burners — plural of burner
先理解核心含义，再看它在真实句子里的用法。
灶头；炉头
the heating element of a stove or range on which pots and pans are placed for cooking
The old house still uses a gas burner for heating.
这栋老房子仍用燃气燃烧器取暖。
燃烧或导致其他东西燃烧的人或物。
Someone or something that physically burns or causes something else to burn.
火人节参与者。
A participant in the Burning Man festival.
将数据或音乐刻录到光盘(如CD-R或DVD-RW)的设备。
A device that records data or music to an optical disc, such as a CD-R or DVD-RW.
为用户创建临时电话号码的应用。
An app that creates temporary phone numbers for a user.
Please turn the left burner down; the soup is boiling too fast.
请把左边的灶头关小一点，汤烧得太快了。
The laboratory uses a small gas burner to heat chemical solutions.
实验室用一个小燃气燃烧器加热化学溶液。
They replaced the old burner in the furnace to make it more efficient.
他们更换了炉子里旧的燃烧器，以提高效率。
此处 [fuel] 表示燃料类型，如 gas、oil、electric。注意 burner 是可数名词。
The old house still uses a gas burner for heating.
这栋老房子仍用燃气燃烧器取暖。
这个句型表示某物正在炉子上加热，sth 用名词或代词。
The soup is on the burner; it will be ready soon.
汤在炉头上，很快就好了。
turn on/off 是可分短语动词，宾语可为 burner；若宾语为代词，应放在中间，如 turn it off。
Turn the burner off when you leave the kitchen.
离开厨房时把炉头关掉。
Not this
I need new burner for my stove.
Use this
I need a new burner for my stove.
burner 是可数名词单数，前面需要冠词 a 或限定词；汉语没有冠词，所以容易漏掉。
Not this
The stove has four burner.
Use this
The stove has four burners.
burner 是可数名词，复数要加 -s；汉语名词没有复数形式，所以容易漏掉 -s。
Not this
My burner has an oven.
Use this
My stove has an oven.
burner 特指炉灶上的炉头或燃烧器，不是整个灶具；带烤箱的烹饪设备应说 stove/range。汉语“炉子”涵盖范围更广，容易造成误用。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
燃气灶头
She cooked the soup on a gas burner.
她用燃气灶头煮了汤。
电热炉头
The electric burner heats up very quickly.
电热炉头热得很快。
炉火；燃烧器火焰
Adjust the burner flame to low while simmering.
煨煮时把炉火调小。
关掉炉头
Don't forget to turn off the burner after cooking.
做完饭后别忘了关掉炉头。
在炉子上，在灶上
There's a pot of rice on the burner.
炉子上有一锅米饭。
被搁置；暂缓处理
We had to put the vacation plans on the back burner until we save enough money.
我们不得不把度假计划搁置，直到攒够钱。
优先处理；被重视
Customer feedback is on the front burner for the new marketing team.
客户反馈是新营销团队优先处理的事项。
慢热的事物（如电影、歌曲或关系）
Their friendship was a slow burner, but now they are best friends.
他们的友谊发展缓慢，但现在他们成了最好的朋友。
Use burners naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想：burn（烧）+ -er（物）= 炉头上烧火的部件，即 burner（炉头）。
语域：neutral 常见场景：厨房炉灶、工业加热设备、化学实验室 burner 为中性常用词，含义依语境而定：日常多指炉灶上的灶头/炉头，技术或工业语境多指燃烧器。无明显的正式/非正式差异，使用范围较广。
Burner, learner, turner and earner all end in the same sound /ɜːnə/; note that learner and earner spell it -earner, while burner and turner use -urner. Manner, dinner and corner do not rhyme with burner: their vowels are /æ/, /ɪ/ and /ɔː/ respectively, so do not be misled by their similar spelling.
Dictionary facts from ECDICT, WIKTIONARY.