1.
Spook peered into the cave.
斯布克看了一下洞穴。
2.
stability of rock mass and soil mass surroundingunderground excavation
地下洞室围岩（土）稳定性
3.
deformation of surrounding rock for underground excavation
岩质地下洞室围岩变形
4.
That is actually a cavity in the earth.
那其实是一个地下洞穴。
5.
underground passages, caves, etc
地下通道、 洞穴等
6.
The Influence of Building Reservoir at the Down-Dream of Culvert;
既有涵洞下游修建水库对涵洞的影响
7.
They let down the nets through the holes.
他们从洞里放下鱼网。
8.
The soldiers undermined the wall.
士兵们在墙下挖洞。
9.
He holed the ball in a single shot.
他一下就把球打进了洞。
10.
The small lower hole is that for the injector.
下方小洞用于装喷嘴。
11.
Moles dug tunnels under the lawn.
?鼠在草地下面打洞.
12.
There is a dark cave at the foot of the mountain.
在山脚下有一个黑山洞。
13.
A mole burrows its way through the ground.
鼹鼠会在地下钻洞前进。
14.
A pit dug into the ground or on a hillside and used as a shelter.
防空洞挖在地下或山坡，用作掩蔽体的洞
15.
A team of pot-holers recently went down the Gouffre Berger.
最近，一队洞穴探险者下到了高弗. 伯杰洞里。
16.
"There is a lamp at the bottom of that hole, but the hole is so small that I cannot go into it.
“那只洞底下有盏灯，但是洞太小，我进不去。
17.
Jiangya underground powerhouse has 33 chambers in different size.
江垭电站地下厂房洞室群共有大小洞室33个。
18.
Soil fertility evaluation in the Lake Dongting region,Hunan Province,China
洞庭熟,天下足:湖南省洞庭湖地区土壤肥力评价