1) onebucket excavator

单斗挖土机
2) giant shovel

巨型单斗挖土机
3) wheeled shovel

轮式单斗挖土机
4) shovel
[英]['ʃʌvl] [美]['ʃʌvḷ]

铲杓子单斗挖土机-铲起
5) shovel crawler

履带式单斗挖土机
6) dredger
[英]['dredʒə(r)] [美]['drɛdʒɚ]

链斗挖土机
参考词条