名词挖掘机; 开凿者，发掘者

1. 液压挖掘机：供应 E140 液压挖掘机(excavator)E140 液压挖掘机(excavator) 整机融合国内外多种机型的技术特点,性能优越,工作效率高;引进里卡多技术生产的LR6108发动机,油耗低,性价比好;液压系统主要元件和密封件均采用全球知名品牌原装产品,

2. 挖土机：excavation slope 挖方坡度 | excavator 挖土机 | excavator-mounted hydraulic breaker 挖土机上装配的油压破碎机

3. 挖匙,剜器：excavating bur 牙挖钻 | excavator 挖匙,剜器 | excerpt 摘录,选择

1. 挖掘机
An excavator is a very large machine that is used for digging, for example when people are building something.

noun

1. a machine for excavating

Synonym: power shoveldiggershovel

2. a workman who excavates for foundations of buildings or for quarrying