tunnelling
n. 隧道效应,开挖隧道; 掘进
A tunnel is a long passage which has been made under the ground, usually through a hill or under the sea.
...two new railway tunnels through the Alps.
穿过阿尔卑斯山的两条新的铁路隧道
…the motorway tunnels under the Hudson river.
哈得孙河下的高速公路隧道
To tunnel somewhere means to make a tunnel there.
The rebels tunnelled out of a maximum security jail...
叛乱者挖地道逃离了戒备最为森严的监狱。
The caterpillars tunnel into the fruit to grow and mature.
毛虫钻入果实,并在其中生长为成虫。
A massive rock fall trapped the men as they operated a tunnelling machine.
这些工人在操作隧道挖掘机时被大量的落石困住了。
The workers were tunnelling through solid rock.
工人们正在坚石中挖掘一条通道.
The prisoners had escaped by tunnelling.
犯人挖地道逃跑了.
There are mainly two kinds of roadheader: Tunnelling Boom Machine ( TBM ) and partial - size tunneling machine.
掘进机按照对于巷道断面的作用方式可划分为两种: 全断面 掘进 机和部分 断面 掘进机.
This article presents VPN and its main implementing technology, that is the Tunnelling Technology.
本文阐述了VPN及其实现的主要技术――隧道.