| 单词 | exploratory well |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔borehole〕A hole that is drilled into the earth, as in exploratory well drilling or in building construction.钻孔：在打井或建筑时钻入地中的洞美国传统〔sink〕Drilling companies are beginning to sink exploratory wells in the area.钻井公司开始在该地区挖掘探测井。麦克米伦高阶An exploratory well has been dug to look for oil.已经挖了一口探测井勘探石油。剑桥国际 |
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