1.
To dig a tunnel under the earth, especially under an enemy emplacement or fortification.
挖掘坑道在地下挖掘坑道，尤指在敌人的炮台或防御工事之下
2.
undermine a wall
挖墙角,在城墙下面挖掘坑道
3.
To make a tunnel through or under.
在…掘隧道穿过或在…下面开通一条坑道
4.
An excavation in the earth from which ore or minerals can be extracted.
矿，矿井采掘矿石或矿物的地下坑道
5.
A Study on Stereo Electric Method Advance Prediction Technology in Tunnel Excavation
坑道掘进立体电法超前预报技术研究
6.
A tunnel dug under an enemy emplacement to gain an avenue of attack or to lay explosives.
地雷坑道为了进攻或安放炸药而在敌人防御工事下挖掘的坑道
7.
A covered trench or tunnel dug to a point within an enemy position.
地道挖掘到军队阵地以内的覆盖着的坑道或地道
8.
An open excavation or pit from which stone is obtained by digging, cutting, or blasting.
采石场通过挖掘、切割或爆破岩石来获取石料的露天坑道或洞
9.
After some initial excavation, the No. 2 and No. 3 vaults were filled up again.
试掘后，二、三号坑曾填没。
10.
Hollow out a foxhole in the ground
在地上掘一个散兵坑
11.
ventilation and drainage of exploratory tunnel
坑探勘探坑道通风排水
12.
(2) tunnel operations -- secretly digging tunnels to and under the enemy's blockhouses or city walls, then blowing them up with explosives and following up with fierce attacks;
（2）坑道作业——秘密掘进到敌人碉堡或城墙底下，用炸药炸开，随即发起猛烈突击；
13.
The Project involves trench excavation, construction of cable trough, cable laying, backfilling and reinstatement works and landscaping works.
工程包括坑道挖掘、兴建混凝土电缆槽、电缆铺设、回填和修复工程、和景观美化工程。
14.
Go down the sand pit and dig for the bones of stegosaurus!
快到大沙坑里挖掘剑龙的骨头吧。
15.
"The men of pride, who are turned away from your law, have put nets for me."
不从你律法的骄傲人，为我掘了坑。
16.
They are digging their own graves, and they have no right to blame fate or other people.
自家掘坑自家埋, 怨天尤人全是错误的。
17.
Trial Digging of the Accessory Pit K9801 of the Qin Shi Huang Mausoleum
秦始皇陵园K9801陪葬坑第一次试掘简报
18.
Excavation Report on Western Han Earthen Pits in Chongqing;
重庆忠县砂砖厂西汉土坑墓发掘简报