downhole
英
['daʊnhəʊl]
美
['daʊnhoʊl]
- 向下打眼, 向下钻进
downhole的用法和样例:
词汇搭配
- downhole recorder 井下自动记录仪...
- downhole gas burner 井底气体燃烧器...
- downhole operation 井下作业
- downhole camera 井下照相机