您要查找的是不是：
- drainage trench digger 排水沟挖掘机
- a ditcher; a trencher; a trench digger 挖沟机
- inclined chain-and-bucket trench digger 倾斜式链斗挖沟机
- mechanical-demolition trench digger 机械爆破挖壕机
- Kinematic Analysis of a Bionic Trench Digger during Out of Soil 仿生式开沟机出土过程的运动学分析
- Type A Drainage Trench Cover Specification and Dimmension 类水沟盖规格及尺寸
- He came to look at the drainage. 他是来检查排水设备的。
- We need a mechanical digger to level the ground. 我们需要一台挖掘机来平整土地。
- He sat out the bombardment in the trench. 他在壕沟内一直坐到炮轰停止。
- The drainage system has been aged. 排水系统已经老化了。
- I forgot to dig a trench around the tent. 我忘了在帐篷四周挖一条沟。
- The Blasting Method of Digging Deep Drainage Trench in the Ruins of Coffin Chamber 古墓坑疏排水工程安全施工爆破方法
- They toiled all day digging the trench. 他们整天艰苦地挖壕沟。
- The soldiers recaptured their trench. 兵士夺回了战壕。
- The troops received orders to trench the outpost. 部队接到命令在前哨周围筑壕加强防卫。
- a multibucket trench digger 多斗式挖沟机
- A long narrow trench or furrow dug in the ground, as for irrigation, drainage, or a boundary line. 沟渠，排水沟，水道在地面上狭长的沟渠或细沟，用于灌溉、排水或用作分界线
- trench digger 挖壕机
- The drainage of the town is not good, some of the pipes are broken. 城里的排水系统不好,有些水管断裂了。
- A digger of gardens; a digger for information; a digger of bones. 花园的挖掘工; 挖掘收集信息的人; 盗尸人
