Mccowan
[人名] 麦考恩
🗣️ 情景例句
I mean,
我的意思是，
Has your company done any research in this field?
请问贵公司对此范畴做了任何研究吗？
and the search for oil has done more to improve deep drilling than any other mining activity.
寻找石油比其他任何采矿业对改进深孔钻探作的贡献都要大。