1. 洞群：water passage,流道 | tunnels,洞群 | access tunnel,交通洞
2. 地道：运输系统 Transport systems | 地道 Tunnels | 城市供水 Urban water supply
3. <<分类词汇:环境资源相关>：运输系统 Transport systems | <<分类词汇:环境资源相关>> Tunnels | 城市供水 Urban water supply
1. tunnels
1. Trains were suspended after security cameras clocked the disoriented driver sailing past a station through the railway tunnels meant for underground trains.
2. He said the most pressing issue was flooding in the six miles of underground tunnels that feed steam to campus buildings for power.
3. Two parallel shafts lead deep into the Crandall Canyon mine, linked by smaller tunnels about every 40 meters.
4. tunnels
4. Investigators said the miners were suffocated by carbon dioxide because the miners opened an obturated room while working in the tunnels.
5. The Sinaloa cartel violently seized lucrative drug routes from rivals and built sophisticated tunnels under the US border to move its loads.
6. Free mobile communication in the tunnels of Beijing Subway Line 1 and Line 2, is expected to come into operation in June.
7. Some of the top teams have two wind tunnels in constant use while BMW Sauber have committed substantial resources to computational fluid dynamics.
8. 911chaxun查询·英语单词
8. Our guide says similar bomb shelters exist in China's other cities, connected by tunnels and stretching for a distance as long as the Great Wall itself.
9. The forts were constructed from mostly large sandstone blocks and consist of many tunnels, catacombs and underground rooms.
10. tunnels
10. The army has said it only targets homes that provide cover for weapons smuggling tunnels or gunmen.