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drill-in
 drill in
dril. 钻入某层段; 钻开油气层
| fluid
 fluid
gen. 液体的
sport. 流动的
sport. med. ; 液体
tech. 流体; 流质

to phrases
drill in
dril. 钻入某层段; 钻开油气层
oil 打开生产层; 钻成
drill-in: 28 phrases in 10 subjects
Drilling3
Earth sciences6
Explosives and Explosive Ordnance Disposal4
General2
Heavy equipment vehicles1
Hydroelectric power stations1
Oil / petroleum3
Shipbuilding1
Steel production1
Technology6