挖泥船 dredger
挖泥机 dredger ; dredging engine
挖泥泵 dredging pump
链斗式挖泥船 bucket dredger ; chain bucket dredger ; ladder dredger
戽斗挖泥船 bucket dredger ; dipper dredger ; ladder bucket dredge ; ladder dredger
抓斗挖泥船 grab boat ; grapple dredger
耙吸式挖泥船 drag-suction dredger ; trailing suction hopper dredger ; scoop-type suction dredger ; trailing suction dredger
挖泥抓斗 bottom-grab ; grab bucket ; grab
多斗式挖泥船 bucket ladder dredge
吸扬式挖泥船 [船] suction dredger ; [船] hydraulic dredge
在背景里，你可以看到另外一辆挖泥机。
一些当地的市民认为这些挖泥机对地貌有严重的伤害，因为它们损毁了河流和河岸。
Some local citizens think that dredges do awful harm to the landscapes as they disfigure rivers and banks.
这个挖泥船从不停歇，它必须整日整夜地运转来防止河口被泥沙淤塞。
It never stops and must run around the clock to prevent the river mouth from silting up.
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