虽然这个行业非常复杂，但是采矿实际上极其简单：挖出土壤，装上卡车，运送到火车上，然后再装上船。

While it's a complex industry, at the basic level mining is dead-simple: Dirt is dug from the ground, loaded onto trucks, taken to trains, then put on boats.

youdao

虽然这个行业非常复杂，但是采矿实际上极其简单：挖出土壤，装上卡车，运送到火车上，然后再装上船。

While it's a complex industry, at the basic level mining is dead-simple: Dirt is dug from the ground, loaded onto trucks, taken to trains, then put on boats.

youdao