Here in the Klondike, the drill serves as a kind of gas-powered, handheld time machine, bringing up frozen earth from the Pleistocene, when mammoths and other megafauna once ruled. 在克倫代克這里，以瓦斯驅動(dòng)的鉆孔機像是手持的時(shí)光機器，帶出更新世的冰凍土壤，那是猛犸象和其他巨型動(dòng)物主宰地球的年代。
An electrician was assigned to bore holes on each floor slab of a building, with the use of a concrete coring machine, in order to install conduits for wiring work. 混凝土鉆孔機乃樓宇石屎層鉆孔的電工技術(shù)，以便工人可在鉆孔裝置管道進(jìn)行配線(xiàn)工序。
A machine in the tower gradually cuts a narrow hole down into the ground. 井架內的鉆機漸漸地往地下鉆出一個(gè)小洞來(lái)。
After he invented the new drilling machine, honors were thrust upon him. 他發(fā)明了新的鉆機之后，許多榮耀都加在他的身上了。
