| 释义 |
〔excavator〕One that excavates, especially a backhoe.挖掘者，挖土机：挖掘的人或装置，尤指反向铲挖土机〔earthmover〕A machine, such as a bulldozer or backhoe, that is used for digging or pushing earth.推土机：一种可用来挖掘或推动泥土机器，如推土机或挖土机〔backhoe〕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 |