深挖

buried deep───埋得很深

borrowed money───借入资本

borrowed times───借来的时间

borrowed time───超过预定的时间

burrowed───v.挖地洞，挖通道；依偎；挖穿；钻入；（使）……钻到……下面；（在……里）搜寻；深入查询；n.（动物的，尤指兔子挖的）洞穴，地洞；n.(Burrow)（美）伯罗（人名）

narrowed down───缩小；限制；减少；变窄

borrowed───adj.借来的；虚构的；v.借；模仿；采用（borrow的过去分词）

Police operations show that the ’Ndrangheta from Calabria has burrowed deep into the economic fabric of the north.───警方的多次行动表明来自卡拉布里亚的'Ndrangheta犯罪集团已经渗透进了北方的经济组织里。

Police operations show that the 'Ndrangheta from Calabria has burrowed deep into the economic fabric of the north.───警方的数次行动表明“来自卡拉布里亚的伦巴第组织已渗透北方的经济领域”。

I have a mole burrowed deep within that agency.───我在那个组织内部安插了内应。