1. 坑道
2. 隧道，地道
3. 风洞
4. 【矿】石巷
5. 洞穴
6. 管道，烟道
7. 平峒
8. 洞
9. 小棚
10. 隧洞
11. 平洞
12. 地沟
13. 涵洞
14. 地下通道，地下道
15. 洞穴通道

1. 挖，凿
2. 挖掘隧道，在...凿隧道，掘隧道于，挖坑道 ，挖地道
3. （在…）打开通道
4. 【物】隧穿
5. 运过坑道进隧道
6. 凿隧道通过
7. 穿过
8. 钻洞
9. 打开

1. [C]隧道,地道 underground passage
2. [C](动物栖息的)穴 similar underground passage (made by a burrowing animal)

1. a passageway through or under something, usually underground (especially one for trains or cars);

   "the tunnel reduced congestion at that intersection"
   

2. a hole made by an animal, usually for shelter

1. move through by or as by digging;

   "burrow through the forest"
   

2. force a way through

1.隧道;地道
Atunnel is a long passage which has been made under the ground, usually through a hill or under the sea.

e.g. ...two new railway tunnels through the Alps.
穿过阿尔卑斯山的两条新的铁路隧道
e.g. …the motorwaytunnels under the Hudson river.
哈得孙河下的高速公路隧道

2.挖隧道;挖地道
Totunnel somewhere means to make a tunnel there.

e.g. 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。
e.g. The caterpillarstunnel into the fruit to grow and mature.
毛虫钻入果实，并在其中生长为成虫。

3. see also: wind tunnel
light at the end of thetunnel -> see light

1. 遂道：VPDN的实现通常可通过第二层遂道(tunnel)来实现. 即采用L2TP标准协议,在NSP拨号服务器上为每个企业或ISP建立以一个连接到企业或ISP网络路由器的遂道. 这种通过NSP网络的遂道建立和维护对NSP来说是极为繁琐的工作,较少为NSP采用.

2. tunnel的反义词

2. 隧洞：在工地上主要巡视了隧洞(tunnel),灌浆(injection),引桥(passerelle),放水塔(tour de prise)和大坝回填(remblais du barrage). 我什么也没听懂,赵老师边翻译边解释给我听. 我边听边记在心里. 赵老师说法国监理很严格翻译错的话从来不讲情面,