柯林斯詞典oil rig (oil rigs) 1. N-COUNT An oil rig is a structure on land or in the sea that is used when getting oil from the ground. 石油鑽塔 返回 oil rig劍橋詞典a large structure with equipment for removing oil from under the ground , especially from under the sea （尤指從海底開採石油的）石油鑽塔，鑽井平臺，油井設備 返回 oil rig