油ゆ田でん掘くっ削さく施し設せつ

noun

oil drilling facility; oil rig

Refers to the physical installation or platform used for drilling oil wells, often offshore.

• この海かい域いきには大おおきな油ゆ田でん掘くっ削さく施し設せつがいくつかある。

  There are several large oil drilling facilities in this sea area.