torrential: flowing or surging abundantly; wild（汹涌的，奔流的，狂野的）

cargo plane: 运输飞机

shuttle: regular travel back and forth over an established, often short route by a vehicle（短程穿梭运行）

earthmoving: 大量掘土(或运土)的

stingy: giving or spending reluctantly ; scanty or meager（吝啬的，不足的，太少的）