submerged digging

The mole bored (its way) underground.

鼹鼠在地下挖掘（路）.

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

dig out from underneath earth or snow.

从地下或雪层下挖掘。

To dig(ground) with a spade.

掘地用铲子挖（地）

excavation sinkage

(原地打滑引起的) 挖掘性下陷量

To dig the ground, as with a spade.

挖掘挖地，例如用铲子

a mine where copper is dug from the ground.

从地面挖掘铜的地方。

They were tunneling under the river.

他们在河下挖掘隧道。

The fighters steadily dug themselves in.

战士们沉着地挖掘战壕。

It is difficult to dig the grind when it is frozen hard .

当地面冻硬时，不易挖掘。

excavators on an archaeological site

考古场地上的挖掘者

excavate horizontally, in mining.

在矿业中水平地挖掘。

It is difficult to dig the ground when it is frozen hard.

地面冻硬时不易挖掘。

It is difficult to dig the ground when it is frozen.

地面冻住了就不易挖掘.

Hinge loading calculation on excavating forces for Doosan DH80-7 excavators

斗山DH80-7挖掘机整机挖掘力下的铰点力计算

undermine a wall

挖墙角,在城墙下面挖掘坑道

The gemstones mined here are superior to the ones mined elsewhere.

这里挖掘出的宝石优于其它地方挖掘出的宝石。

Slowly tunnels were dug between the various dwarven cities, connecting then into a honeycomb deep beneath the earth.

慢慢的，矮人的城市被挖掘的地道所连同，形成一个地下的蜂房。