短語(yǔ)詞組短語(yǔ)digging efficiency 挖掘傚率digging angle 切入角;挖掘角;挖掘角度digging stick 挖掘棒digging action 挖掘作用digging leg 開掘足;挖掘足digging ladder 挖掘機(jī)鏈鬭導(dǎo)架;挖土鬭梯狀支架gold digging 金砂鑛;金砂積鑛牀;淘金;找金鑛digging grab [機(jī)]抓鬭;[機(jī)]挖掘抓鬭digging wheel 挖掘圓磐;圓磐挖掘器digging machine 挖土機(jī)，採(cǎi)掘機(jī) 返回 digging