Boreholing
(borehole 的现在分词) n.地上凿洞
🗣️ 情景例句
As far as I'm concerned, you can do what you like.
就我而言，你可以自便。
The fallout will probably infect millions.
辐射尘可能对数百万人造成影响。
In his twenties Frank used to make spare parts for aeroplanes.
20多岁的时候，弗兰克曾生产飞机零配件。