excavator

英['ekskəveitə]美['ekskəveitə]

n. 开凿者,打洞机,开凿机
挖掘机

同：	[n.] digger, power shovel, shovel

In soft clay, tubes of the extending type can easily be pushed down through the clay by using a mechanical excavator
在软泥中，可以利用挖掘机，很容易地把需要延伸的管子穿过泥土推下去。收藏
The veteran excavator Richard Leakey declared in 1977: "There is no single center where modern man was born."
老资格的考古挖掘家里查德?利基在1977年声称:“现代人没有单一的诞生中心。”收藏
An excavator whose bucket is rigidly attached to a hinged pole on the boom and is drawn backward to the machine when in operation.
反铲挖土机铲叶牢固地连在吊杆上的铰链孔中的一种挖土机，当它处于工作状态时，铲叶被向后拖向机器收藏
bucket wheel excavator
斗轮式挖掘机收藏
chain bucket excavator
链斗式挖掘机收藏

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