an oilfield in [place]
oilfield 是可数复合名词，复数形式为 oilfields。
They discovered an oilfield in the desert.
他们在沙漠中发现了一个油田。
油田
oilfields — plural of oilfield
a region that contains large amounts of petroleum, especially one with producing oil wells
油田
n. a region rich in petroleum deposits (especially one with producing oil wells)
Many workers moved to the oilfield to find jobs.
许多工人搬到油田去找工作。
用法提示：oilfield 作名词，指石油蕴藏丰富的产油地区。
The company opened a new oilfield in the desert.
公司在沙漠里开辟了一个新油田。
用法提示：oilfield 是名词，这里指有油井的油田。
Oilfields in this region have produced crude oil for decades.
这个地区的油田已经生产原油几十年了。
用法提示：oilfields 是 oilfield 的复数形式，指多个油田。
oilfield 是可数复合名词，复数形式为 oilfields。
They discovered an oilfield in the desert.
他们在沙漠中发现了一个油田。
develop 在这里表示“开发”，与 oilfield 搭配很常见。
The company plans to develop the oilfield.
该公司计划开发这个油田。
用复数形式 oilfields 常泛指油田作业区。
He has worked in the oilfields for ten years.
他在油田工作了十年。
与 oilfield 基本同义，但更正式、偏书面或专业用语，日常口语较少用。
通常指包含多个油田的大型产油区域，范围比 oilfield 大，不宜与单个油田随意互换。
侧重地质构造意义上的含油盆地，强调储油结构，不是一般所指的油田作业区。
北美非正式或新闻用语，口语色彩浓；正式文章不宜直接替换 oilfield。
泛指产油地区，强调地理范围，不一定特指某个油田或生产设施。
grammar · medium
易错句子Many oilfield are located in the Middle East.
正确表达Many oilfields are located in the Middle East.
oilfield 是可数名词，受 many 修饰时要用复数 oilfields。汉语中“油田”没有形态变化，所以容易漏掉词尾 -s。
grammar · medium
易错句子He is an engineer at oilfield.
正确表达He is an engineer at an oilfield.
oilfield 是可数单数名词，前面需要冠词；因为 oilfield 以元音音素开头，所以用 an。汉语没有冠词系统，因此容易漏掉。
grammar · medium
易错句子The company drilled an oilfield in the desert.
正确表达The company drilled an oil well in the desert.
oilfield 指含石油的区域，oil well 才是钻探出的井。汉语“油田”与“油井”意思不同，不能用 oilfield 代替 oil well。
oilfield 指整个产油区域（油田）；oil well 指油田内的一口具体钻井（油井），是单个设施。
oilfield 指地理区域；oil rig 指钻井或采油设备，不是地点或区域。
oilfield 指有生产油井的整个油田区域；oil reservoir 指地下的储油岩层，是地质构造，不是地面区域。
油田服务
The company provides oilfield services to major petroleum producers.
该公司为大型石油生产商提供油田服务。
油田设备
They manufacture oilfield equipment used in drilling operations.
他们制造用于钻井作业的油田设备。
油田工人
Many oilfield workers live in temporary camps near the wells.
许多油田工人住在油井附近的临时营地。
油田开发
Oilfield development in the region has attracted foreign investment.
该地区的油田开发吸引了外国投资。
油田生产
Oilfield production declined after years of operation.
经过多年运营，油田产量下降了。
油田中储藏的自然资源
油田开采中最主要的作业方式
油田中储存石油的地下岩层
油田生产的未经加工的石油
油田中用于开采石油的钻孔
油田工人（贬义或自嘲用法）
He grew up calling himself oilfield trash, but he was proud of the hard work.
他从小自嘲是油田工人，但他为这份辛苦的工作感到自豪。
油田寡妇（丈夫常年在油田工作、妻子独守家中的说法）
She calls herself an oilfield widow whenever her husband is away on a long rotation.
每当丈夫长时间轮班不在家时，她就自称为油田寡妇。
Dictionary facts from ECDICT, WIKTIONARY.
海上油田
The offshore oilfield was discovered last year.
这个海上油田是去年发现的。